diff --git a/lib/git.zsh b/lib/git.zsh
index defa062c6..fb4ad8ca6 100644
--- a/lib/git.zsh
+++ b/lib/git.zsh
@@ -4,15 +4,21 @@ function git_prompt_info() {
   echo "$ZSH_THEME_GIT_PROMPT_PREFIX${ref#refs/heads/}$(parse_git_dirty)$ZSH_THEME_GIT_PROMPT_SUFFIX"
 }
 
+
 # Checks if working tree is dirty
 parse_git_dirty() {
-  if [[ -n $(git status -s --ignore-submodules=dirty 2> /dev/null) ]]; then
+  local SUBMODULE_SYNTAX=''
+  if [[ $POST_1_7_2_GIT -gt 0 ]]; then
+        SUBMODULE_SYNTAX="--ignore-submodules=dirty"
+  fi
+  if [[ -n $(git status -s ${SUBMODULE_SYNTAX}  2> /dev/null) ]]; then
     echo "$ZSH_THEME_GIT_PROMPT_DIRTY"
   else
     echo "$ZSH_THEME_GIT_PROMPT_CLEAN"
   fi
 }
 
+
 # Checks if there are commits ahead from remote
 function git_prompt_ahead() {
   if $(echo "$(git log origin/$(current_branch)..HEAD 2> /dev/null)" | grep '^commit' &> /dev/null); then
@@ -62,3 +68,29 @@ git_prompt_status() {
   fi
   echo $STATUS
 }
+
+#compare the provided version of git to the version installed and on path
+#prints 1 if input version <= installed version
+#prints -1 otherwise 
+function git_compare_version() {
+  local INPUT_GIT_VERSION=$1;
+  local INSTALLED_GIT_VERSION
+  INPUT_GIT_VERSION=(${(s/./)INPUT_GIT_VERSION});
+  INSTALLED_GIT_VERSION=($(git --version));
+  INSTALLED_GIT_VERSION=(${(s/./)INSTALLED_GIT_VERSION[3]});
+
+  for i in {1..3}; do
+    if [[ $INSTALLED_GIT_VERSION[$i] -lt $INPUT_GIT_VERSION[$i] ]]; then
+      echo -1
+      return 0
+    fi
+  done
+  echo 1
+}
+
+#this is unlikely to change so make it all statically assigned
+POST_1_7_2_GIT=$(git_compare_version "1.7.2")
+#clean up the namespace slightly by removing the checker function
+unset -f git_compare_version
+
+
diff --git a/oh-my-zsh.sh b/oh-my-zsh.sh
index 732a403b7..c2b6049cb 100644
--- a/oh-my-zsh.sh
+++ b/oh-my-zsh.sh
@@ -51,7 +51,7 @@ for plugin ($plugins); do
 done
 
 # Load all of your custom configurations from custom/
-for config_file ($ZSH_CUSTOM/*.zsh) source $config_file
+for config_file ($ZSH_CUSTOM/*.zsh(.N)) source $config_file
 
 # Load the theme
 if [ "$ZSH_THEME" = "random" ]
@@ -65,12 +65,11 @@ then
 else
   if [ ! "$ZSH_THEME" = ""  ]
   then
-    if [ -f "$ZSH/custom/$ZSH_THEME.zsh-theme" ]
+    if [ -f "$ZSH_CUSTOM/$ZSH_THEME.zsh-theme" ]
     then
-      source "$ZSH/custom/$ZSH_THEME.zsh-theme"
+      source "$ZSH_CUSTOM/$ZSH_THEME.zsh-theme"
     else
       source "$ZSH/themes/$ZSH_THEME.zsh-theme"
     fi
   fi
 fi
-
diff --git a/plugins/bundler/bundler.plugin.zsh b/plugins/bundler/bundler.plugin.zsh
index 96c649664..2b80b76e6 100644
--- a/plugins/bundler/bundler.plugin.zsh
+++ b/plugins/bundler/bundler.plugin.zsh
@@ -6,7 +6,7 @@ alias bu="bundle update"
 
 # The following is based on https://github.com/gma/bundler-exec
 
-bundled_commands=(annotate cap capify cucumber foreman guard heroku middleman nanoc rackup rainbows rake rspec ruby shotgun spec spork thin thor unicorn unicorn_rails)
+bundled_commands=(annotate cap capify cucumber ey foreman guard middleman nanoc rackup rainbows rails rake rspec ruby shotgun spec spork thin thor unicorn unicorn_rails)
 
 ## Functions
 
diff --git a/plugins/debian/debian.plugin.zsh b/plugins/debian/debian.plugin.zsh
index 16a5d54ca..39d3ef36a 100644
--- a/plugins/debian/debian.plugin.zsh
+++ b/plugins/debian/debian.plugin.zsh
@@ -40,20 +40,23 @@ alias ap='apt-cache policy'
 # superuser operations ######################################################
 if [[ $use_sudo -eq 1 ]]; then
 # commands using sudo #######
-    alias aac="sudo $apt_pref autoclean"
-    alias abd="sudo $apt_pref build-dep"
-    alias ac="sudo $apt_pref clean"
-    alias ad="sudo $apt_pref update"
-    alias adg="sudo $apt_pref update && sudo $apt_pref upgrade"
-    alias adu="sudo $apt_pref update && sudo $apt_pref dist-upgrade"
+    alias aac='sudo $apt_pref autoclean'
+    alias abd='sudo $apt_pref build-dep'
+    alias ac='sudo $apt_pref clean'
+    alias ad='sudo $apt_pref update'
+    alias adg='sudo $apt_pref update && sudo $apt_pref upgrade'
+    alias adu='sudo $apt_pref update && sudo $apt_pref dist-upgrade'
     alias afu='sudo apt-file update'
-    alias ag="sudo $apt_pref upgrade"
-    alias ai="sudo $apt_pref install"
-    alias ap="sudo $apt_pref purge"
-    alias ar="sudo $apt_pref remove"
+    alias ag='sudo $apt_pref upgrade'
+    alias ai='sudo $apt_pref install'
+    # Install all packages given on the command line while using only the first word of each line:
+    # acs ... | ail
+    alias ail="sed -e 's/  */ /g' -e 's/ *//' | cut -s -d ' ' -f 1 | "' xargs sudo $apt_pref install'
+    alias ap='sudo $apt_pref purge'
+    alias ar='sudo $apt_pref remove'
 
     # apt-get only
-    alias ads="sudo $apt_pref dselect-upgrade"
+    alias ads='sudo $apt_pref dselect-upgrade'
 
     # Install all .deb files in the current directory.
     # Warning: you will need to put the glob in single quotes if you use:
@@ -67,18 +70,18 @@ if [[ $use_sudo -eq 1 ]]; then
 
 # commands using su #########
 else
-    alias aac='su -ls "'"$apt_pref"' autoclean" root'
+    alias aac='su -ls \'$apt_pref autoclean\' root'
     abd() {
         cmd="su -lc '$apt_pref build-dep $@' root"
         print "$cmd"
         eval "$cmd"
     }
-    alias ac='su -ls "'"$apt_pref"' clean" root'
-    alias ad='su -lc "'"$apt_pref"' update" root'
-    alias adg='su -lc "'"$apt_pref"' update && aptitude safe-upgrade" root'
-    alias adu='su -lc "'"$apt_pref"' update && aptitude dist-upgrade" root'
+    alias ac='su -ls \'$apt_pref clean\' root'
+    alias ad='su -lc \'$apt_pref update\' root'
+    alias adg='su -lc \'$apt_pref update && aptitude safe-upgrade\' root'
+    alias adu='su -lc \'$apt_pref update && aptitude dist-upgrade\' root'
     alias afu='su -lc "apt-file update"'
-    alias ag='su -lc "'"$apt_pref"' safe-upgrade" root'
+    alias ag='su -lc \'$apt_pref safe-upgrade\' root'
     ai() {
         cmd="su -lc 'aptitude -P install $@' root"
         print "$cmd"
@@ -118,7 +121,7 @@ alias mydeb='time dpkg-buildpackage -rfakeroot -us -uc'
 apt-copy() {
     print '#!/bin/sh'"\n" > apt-copy.sh
 
-    cmd="$apt_pref install "
+    cmd='$apt_pref install'
 
     for p in ${(f)"$(aptitude search -F "%p" --disable-columns \~i)"}; {
         cmd="${cmd} ${p}"
diff --git a/plugins/git/git.plugin.zsh b/plugins/git/git.plugin.zsh
index ae080662f..e1d682508 100644
--- a/plugins/git/git.plugin.zsh
+++ b/plugins/git/git.plugin.zsh
@@ -9,7 +9,7 @@ alias gup='git fetch && git rebase'
 compdef _git gup=git-fetch
 alias gp='git push'
 compdef _git gp=git-push
-gdv() { git-diff -w "$@" | view - }
+gdv() { git diff -w "$@" | view - }
 compdef _git gdv=git-diff
 alias gc='git commit -v'
 compdef _git gc=git-commit
@@ -60,4 +60,4 @@ compdef ggpull=git
 alias ggpush='git push origin $(current_branch)'
 compdef ggpush=git
 alias ggpnp='git pull origin $(current_branch) && git push origin $(current_branch)'
-compdef ggpnp=git
+compdef ggpnp=git
\ No newline at end of file
diff --git a/plugins/pow/pow.plugin.zsh b/plugins/pow/pow.plugin.zsh
index 6b2a6f2be..399a54cb0 100644
--- a/plugins/pow/pow.plugin.zsh
+++ b/plugins/pow/pow.plugin.zsh
@@ -1,10 +1,66 @@
-# Thanks to Christopher Sexton
-# https://gist.github.com/965032
-function kapow {
-	touch ~/.pow/$1/tmp/restart.txt
-	if [ $? -eq 0 ]; then
-		echo "$fg[yellow]Pow restarting $1...$reset_color"
-	fi
+# Restart a rack app running under pow
+# http://pow.cx/
+#
+# Adds a kapow command that will restart an app
+#
+#   $ kapow myapp
+#
+# Supports command completion.
+#
+# If you are not already using completion you might need to enable it with
+# 
+#    autoload -U compinit compinit
+#
+# Changes:
+#
+# Defaults to the current application, and will walk up the tree to find 
+# a config.ru file and restart the corresponding app
+#
+# Will Detect if a app does not exist in pow and print a (slightly) helpful 
+# error message
+
+rack_root_detect(){
+  setopt chaselinks
+  local orgdir=$(pwd)
+  local basedir=$(pwd)
+
+  while [[ $basedir != '/' ]]; do
+    test -e "$basedir/config.ru" && break
+    builtin cd ".." 2>/dev/null
+    basedir="$(pwd)"
+  done
+
+  builtin cd $orgdir 2>/dev/null
+  [[ ${basedir} == "/" ]] && return 1
+  echo `basename $basedir | sed -E "s/.(com|net|org)//"`
 }
 
+kapow(){
+  local vhost=$1
+  [ ! -n "$vhost" ] && vhost=$(rack_root_detect)
+  if [ ! -h ~/.pow/$vhost ]
+  then
+    echo "pow: This domain isn’t set up yet. Symlink your application to ${vhost} first."
+    return 1
+  fi
+
+  [ ! -d ~/.pow/${vhost}/tmp ] && mkdir -p ~/.pow/$vhost/tmp
+  touch ~/.pow/$vhost/tmp/restart.txt;
+  [ $? -eq 0 ] &&  echo "pow: restarting $vhost.dev"
+}
 compctl -W ~/.pow -/ kapow
+
+powit(){
+	local basedir=$(pwd)
+  local vhost=$1
+  [ ! -n "$vhost" ] && vhost=$(rack_root_detect)
+  if [ ! -h ~/.pow/$vhost ]
+	then
+		echo "pow: Symlinking your app with pow. ${vhost}"
+	  [ ! -d ~/.pow/${vhost} ] && ln -s $basedir ~/.pow/$vhost
+    return 1
+  fi
+}
+
+# View the standard out (puts) from any pow app
+alias kaput="tail -f ~/Library/Logs/Pow/apps/*"
diff --git a/plugins/python/python.plugin.zsh b/plugins/python/python.plugin.zsh
index 3ea34d718..8be3cd863 100644
--- a/plugins/python/python.plugin.zsh
+++ b/plugins/python/python.plugin.zsh
@@ -2,4 +2,7 @@
 alias pyfind='find . -name "*.py"'
 
 # Remove python compiled byte-code
-alias pyclean='find . -type f -name "*.py[co]" -exec rm -f \{\} \;'
+alias pyclean='find . -type f -name "*.py[co]" -delete'
+
+# Grep among .py files
+alias pygrep='grep --include="*.py"'
diff --git a/plugins/rails/rails.plugin.zsh b/plugins/rails/rails.plugin.zsh
index ac8119e83..4aa7a05d6 100644
--- a/plugins/rails/rails.plugin.zsh
+++ b/plugins/rails/rails.plugin.zsh
@@ -2,6 +2,7 @@ alias ss='thin --stats "/thin/stats" start'
 alias sg='ruby script/generate'
 alias sd='ruby script/destroy'
 alias sp='ruby script/plugin'
+alias sr='ruby script/runner'
 alias ssp='ruby script/spec'
 alias rdbm='rake db:migrate'
 alias sc='ruby script/console'
diff --git a/plugins/rails3/rails3.plugin.zsh b/plugins/rails3/rails3.plugin.zsh
index 792cde2bd..d4c7df654 100644
--- a/plugins/rails3/rails3.plugin.zsh
+++ b/plugins/rails3/rails3.plugin.zsh
@@ -14,6 +14,7 @@ alias rdb='_rails_command dbconsole'
 alias rdbm='rake db:migrate db:test:clone'
 alias rg='_rails_command generate'
 alias rp='_rails_command plugin'
+alias ru='_rails_command runner'
 alias rs='_rails_command server'
 alias rsd='_rails_command server --debugger'
 alias devlog='tail -f log/development.log'
diff --git a/plugins/sublime/sublime.plugin.zsh b/plugins/sublime/sublime.plugin.zsh
new file mode 100644
index 000000000..c42c68df1
--- /dev/null
+++ b/plugins/sublime/sublime.plugin.zsh
@@ -0,0 +1,3 @@
+# Sublime Text 2 Aliases
+alias st='/Applications/Sublime\ Text\ 2.app/Contents/SharedSupport/bin/subl'
+alias stt='st .'
diff --git a/plugins/svn/svn.plugin.zsh b/plugins/svn/svn.plugin.zsh
index e2cf96ca3..4d5bfb8dd 100644
--- a/plugins/svn/svn.plugin.zsh
+++ b/plugins/svn/svn.plugin.zsh
@@ -16,7 +16,7 @@ function svn_get_repo_name {
     if [ $(in_svn) ]; then
         svn info | sed -n 's/Repository\ Root:\ .*\///p' | read SVN_ROOT
     
-        svn info | sed -n "s/URL:\ .*$SVN_ROOT\///p" | sed "s/\/.*$//"
+        svn info | sed -n "s/URL:\ .*$SVN_ROOT\///p"
     fi
 }
 
diff --git a/themes/alanpeabody.zsh-theme b/themes/alanpeabody.zsh-theme
index 1f66f1ec3..4a1b1b386 100644
--- a/themes/alanpeabody.zsh-theme
+++ b/themes/alanpeabody.zsh-theme
@@ -1,7 +1,14 @@
 
 local user='%{$fg[magenta]%}%n@%{$fg[magenta]%}%m%{$reset_color%}'
 local pwd='%{$fg[blue]%}%~%{$reset_color%}'
-local rvm='%{$fg[green]%}‹$(rvm-prompt i v g)›%{$reset_color%}'
+local rvm=''
+if which rvm-prompt &> /dev/null; then
+  rvm='%{$fg[green]%}‹$(rvm-prompt i v g)›%{$reset_color%}'
+else
+  if which rbenv &> /dev/null; then
+    rvm='%{$fg[green]%}‹$(rbenv version | sed -e "s/ (set.*$//")›%{$reset_color%}'
+  fi
+fi
 local return_code='%(?..%{$fg[red]%}%? ↵%{$reset_color%})'
 local git_branch='$(git_prompt_status)%{$reset_color%}$(git_prompt_info)%{$reset_color%}'
 
@@ -19,4 +26,3 @@ ZSH_THEME_GIT_PROMPT_UNTRACKED="%{$fg[cyan]%} ✭"
 
 PROMPT="${user} ${pwd}$ "
 RPROMPT="${return_code} ${git_branch} ${rvm}"
-
diff --git a/themes/bira.zsh-theme b/themes/bira.zsh-theme
index 5642eaeb8..215720477 100644
--- a/themes/bira.zsh-theme
+++ b/themes/bira.zsh-theme
@@ -3,7 +3,14 @@ local return_code="%(?..%{$fg[red]%}%? ↵%{$reset_color%})"
 
 local user_host='%{$terminfo[bold]$fg[green]%}%n@%m%{$reset_color%}'
 local current_dir='%{$terminfo[bold]$fg[blue]%} %~%{$reset_color%}'
-local rvm_ruby='%{$fg[red]%}‹$(rvm-prompt i v g)›%{$reset_color%}'
+local rvm_ruby=''
+if which rvm-prompt &> /dev/null; then
+  rvm_ruby='%{$fg[red]%}‹$(rvm-prompt i v g)›%{$reset_color%}'
+else
+  if which rbenv &> /dev/null; then
+    rvm_ruby='%{$fg[red]%}‹$(rbenv version | sed -e "s/ (set.*$//")›%{$reset_color%}'
+  fi
+fi
 local git_branch='$(git_prompt_info)%{$reset_color%}'
 
 PROMPT="╭─${user_host} ${current_dir} ${rvm_ruby} ${git_branch}
diff --git a/themes/crunch.zsh-theme b/themes/crunch.zsh-theme
index 2473cd230..b2759a1b0 100644
--- a/themes/crunch.zsh-theme
+++ b/themes/crunch.zsh-theme
@@ -29,7 +29,13 @@ ZSH_THEME_GIT_PROMPT_DIRTY=" $CRUNCH_GIT_DIRTY_COLOR✗"
 
 # Our elements:
 CRUNCH_TIME_="$CRUNCH_BRACKET_COLOR{$CRUNCH_TIME_COLOR%T$CRUNCH_BRACKET_COLOR}%{$reset_color%}"
-CRUNCH_RVM_="$CRUNCH_BRACKET_COLOR"["$CRUNCH_RVM_COLOR\${\$(~/.rvm/bin/rvm-prompt i v g)#ruby-}$CRUNCH_BRACKET_COLOR"]"%{$reset_color%}"
+if which rvm-prompt &> /dev/null; then
+  CRUNCH_RVM_="$CRUNCH_BRACKET_COLOR"["$CRUNCH_RVM_COLOR\${\$(~/.rvm/bin/rvm-prompt i v g)#ruby-}$CRUNCH_BRACKET_COLOR"]"%{$reset_color%}"
+else
+  if which rbenv &> /dev/null; then
+    CRUNCH_RVM_="$CRUNCH_BRACKET_COLOR"["$CRUNCH_RVM_COLOR\${\$(rbenv version | sed -e 's/ (set.*$//' -e 's/^ruby-//')}$CRUNCH_BRACKET_COLOR"]"%{$reset_color%}"
+  fi
+fi
 CRUNCH_DIR_="$CRUNCH_DIR_COLOR%~\$(git_prompt_info) "
 CRUNCH_PROMPT="$CRUNCH_BRACKET_COLOR➭ "
 
diff --git a/themes/dallas.zsh-theme b/themes/dallas.zsh-theme
index eef32e998..e9b4f852a 100644
--- a/themes/dallas.zsh-theme
+++ b/themes/dallas.zsh-theme
@@ -3,7 +3,13 @@
 # Grab the current date (%D) and time (%T) wrapped in {}: {%D %T}
 DALLAS_CURRENT_TIME_="%{$fg[white]%}{%{$fg[yellow]%}%D %T%{$fg[white]%}}%{$reset_color%}"
 # Grab the current version of ruby in use (via RVM): [ruby-1.8.7]
-DALLAS_CURRENT_RUBY_="%{$fg[white]%}[%{$fg[magenta]%}\$(~/.rvm/bin/rvm-prompt i v)%{$fg[white]%}]%{$reset_color%}"
+if which rvm-prompt &> /dev/null; then
+  DALLAS_CURRENT_RUBY_="%{$fg[white]%}[%{$fg[magenta]%}\$(~/.rvm/bin/rvm-prompt i v)%{$fg[white]%}]%{$reset_color%}"
+else
+  if which rbenv &> /dev/null; then
+    DALLAS_CURRENT_RUBY_="%{$fg[white]%}[%{$fg[magenta]%}\$(rbenv version | sed -e 's/ (set.*$//')%{$fg[white]%}]%{$reset_color%}"
+  fi
+fi
 # Grab the current machine name: muscato
 DALLAS_CURRENT_MACH_="%{$fg[green]%}%m%{$fg[white]%}:%{$reset_color%}"
 # Grab the current filepath, use shortcuts: ~/Desktop
diff --git a/themes/eastwood.zsh-theme b/themes/eastwood.zsh-theme
index 83664515a..db2529990 100644
--- a/themes/eastwood.zsh-theme
+++ b/themes/eastwood.zsh-theme
@@ -1,6 +1,10 @@
 #RVM settings
 if [[ -s ~/.rvm/scripts/rvm ]] ; then 
   RPS1="%{$fg[yellow]%}rvm:%{$reset_color%}%{$fg[red]%}\$(~/.rvm/bin/rvm-prompt)%{$reset_color%} $EPS1"
+else
+  if which rbenv &> /dev/null; then
+    RPS1="%{$fg[yellow]%}rbenv:%{$reset_color%}%{$fg[red]%}\$(rbenv version | sed -e 's/ (set.*$//')%{$reset_color%} $EPS1"
+  fi
 fi
 
 ZSH_THEME_GIT_PROMPT_PREFIX="%{$reset_color%}%{$fg[green]%}["
diff --git a/themes/fino.zsh-theme b/themes/fino.zsh-theme
index 17cf59708..26e547176 100644
--- a/themes/fino.zsh-theme
+++ b/themes/fino.zsh-theme
@@ -25,7 +25,14 @@ function box_name {
 }
 
 
-local rvm_ruby='‹$(rvm-prompt i v g)›%{$reset_color%}'
+local rvm_ruby=''
+if which rvm-prompt &> /dev/null; then
+  rvm_ruby='‹$(rvm-prompt i v g)›%{$reset_color%}'
+else
+  if which rbenv &> /dev/null; then
+    rvm_ruby='‹$(rbenv version | sed -e "s/ (set.*$//")›%{$reset_color%}'
+  fi
+fi
 local current_dir='${PWD/#$HOME/~}'
 local git_info='$(git_prompt_info)'
 
diff --git a/themes/gallois.zsh-theme b/themes/gallois.zsh-theme
index f9406dd96..3eac14867 100644
--- a/themes/gallois.zsh-theme
+++ b/themes/gallois.zsh-theme
@@ -15,7 +15,11 @@ git_custom_status() {
 if [[ -s ~/.rvm/scripts/rvm ]] ; then 
   RPS1='$(git_custom_status)%{$fg[red]%}[`~/.rvm/bin/rvm-prompt`]%{$reset_color%} $EPS1'
 else
-  RPS1='$(git_custom_status) $EPS1'
+  if which rbenv &> /dev/null; then
+    RPS1='$(git_custom_status)%{$fg[red]%}[`rbenv version | sed -e "s/ (set.*$//"`]%{$reset_color%} $EPS1'
+  else
+    RPS1='$(git_custom_status) $EPS1'
+  fi
 fi
 
 PROMPT='%{$fg[cyan]%}[%~% ]%(?.%{$fg[green]%}.%{$fg[red]%})%B$%b '
diff --git a/themes/jonathan.zsh-theme b/themes/jonathan.zsh-theme
index a170a13d0..2f0c4b917 100644
--- a/themes/jonathan.zsh-theme
+++ b/themes/jonathan.zsh-theme
@@ -10,7 +10,7 @@ function theme_precmd {
     PR_PWDLEN=""
 
     local promptsize=${#${(%):---(%n@%m:%l)---()--}}
-    local rubyprompt=`rvm_prompt_info`
+    local rubyprompt=`rvm_prompt_info || rbenv_prompt_info`
     local rubypromptsize=${#${rubyprompt}}
     local pwdsize=${#${(%):-%~}}
 
@@ -113,7 +113,7 @@ setprompt () {
     PROMPT='$PR_SET_CHARSET$PR_STITLE${(e)PR_TITLEBAR}\
 $PR_CYAN$PR_SHIFT_IN$PR_ULCORNER$PR_HBAR$PR_SHIFT_OUT$PR_GREY(\
 $PR_GREEN%$PR_PWDLEN<...<%~%<<\
-$PR_GREY)`rvm_prompt_info`$PR_CYAN$PR_SHIFT_IN$PR_HBAR$PR_HBAR${(e)PR_FILLBAR}$PR_HBAR$PR_SHIFT_OUT$PR_GREY(\
+$PR_GREY)`rvm_prompt_info || rbenv_prompt_info`$PR_CYAN$PR_SHIFT_IN$PR_HBAR$PR_HBAR${(e)PR_FILLBAR}$PR_HBAR$PR_SHIFT_OUT$PR_GREY(\
 $PR_CYAN%(!.%SROOT%s.%n)$PR_GREY@$PR_GREEN%m:%l\
 $PR_GREY)$PR_CYAN$PR_SHIFT_IN$PR_HBAR$PR_URCORNER$PR_SHIFT_OUT\
 
diff --git a/themes/josh.zsh-theme b/themes/josh.zsh-theme
index 6bed1a70e..142e76838 100644
--- a/themes/josh.zsh-theme
+++ b/themes/josh.zsh-theme
@@ -10,7 +10,7 @@ function josh_prompt {
   prompt=" "
 
   branch=$(current_branch)
-  ruby_version=$(rvm_prompt_info)
+  ruby_version=$(rvm_prompt_info || rbenv_prompt_info)
   path_size=${#PWD}
   branch_size=${#branch}
   ruby_size=${#ruby_version}
@@ -31,7 +31,7 @@ function josh_prompt {
     prompt=" $prompt"
   done
   
-  prompt="%{%F{green}%}$PWD$prompt%{%F{red}%}$(rvm_prompt_info)%{$reset_color%} $(git_prompt_info)"
+  prompt="%{%F{green}%}$PWD$prompt%{%F{red}%}$(rvm_prompt_info || rbenv_prompt_info)%{$reset_color%} $(git_prompt_info)"
   
   echo $prompt
 }
diff --git a/themes/macovsky-ruby.zsh-theme b/themes/macovsky-ruby.zsh-theme
index 4eb410233..045376761 100644
--- a/themes/macovsky-ruby.zsh-theme
+++ b/themes/macovsky-ruby.zsh-theme
@@ -1,7 +1,14 @@
 # ZSH Theme - Preview: http://gyazo.com/8becc8a7ed5ab54a0262a470555c3eed.png
 local return_code="%(?..%{$fg[red]%}%? ↵%{$reset_color%})"
 
-PROMPT='%{$fg[green]%}%~%{$reset_color%} %{$fg[red]%}‹$(~/.rvm/bin/rvm-prompt i v)› %{$reset_color%} $(git_prompt_info)%{$reset_color%}%B$%b '
+if which rvm-prompt &> /dev/null; then
+  PROMPT='%{$fg[green]%}%~%{$reset_color%} %{$fg[red]%}‹$(~/.rvm/bin/rvm-prompt i v)› %{$reset_color%} $(git_prompt_info)%{$reset_color%}%B$%b '
+else
+  if which rbenv &> /dev/null; then
+    PROMPT='%{$fg[green]%}%~%{$reset_color%} %{$fg[red]%}‹$(rbenv version | sed -e "s/ (set.*$//")› %{$reset_color%} $(git_prompt_info)%{$reset_color%}%B$%b '
+  fi
+fi
+
 RPS1="${return_code}"
 
 ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg[yellow]%}‹"
diff --git a/themes/macovsky.zsh-theme b/themes/macovsky.zsh-theme
index 4eb410233..b6978b929 100644
--- a/themes/macovsky.zsh-theme
+++ b/themes/macovsky.zsh-theme
@@ -1,7 +1,13 @@
 # ZSH Theme - Preview: http://gyazo.com/8becc8a7ed5ab54a0262a470555c3eed.png
 local return_code="%(?..%{$fg[red]%}%? ↵%{$reset_color%})"
 
-PROMPT='%{$fg[green]%}%~%{$reset_color%} %{$fg[red]%}‹$(~/.rvm/bin/rvm-prompt i v)› %{$reset_color%} $(git_prompt_info)%{$reset_color%}%B$%b '
+if which rvm-prompt &> /dev/null; then
+  PROMPT='%{$fg[green]%}%~%{$reset_color%} %{$fg[red]%}‹$(~/.rvm/bin/rvm-prompt i v)› %{$reset_color%} $(git_prompt_info)%{$reset_color%}%B$%b '
+else
+  if which rbenv &> /dev/null; then
+    PROMPT='%{$fg[green]%}%~%{$reset_color%} %{$fg[red]%}‹$(rbenv version | sed -e "s/ (set.*$//")› %{$reset_color%} $(git_prompt_info)%{$reset_color%}%B$%b '
+  fi
+fi
 RPS1="${return_code}"
 
 ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg[yellow]%}‹"
diff --git a/themes/murilasso.zsh-theme b/themes/murilasso.zsh-theme
index 310357b45..bc2b9b224 100644
--- a/themes/murilasso.zsh-theme
+++ b/themes/murilasso.zsh-theme
@@ -1,7 +1,7 @@
 local return_code="%(?..%{$fg[red]%}%? ↵%{$reset_color%})"
 local user_host='%{$terminfo[bold]$fg[green]%}%n@%m%{$reset_color%}'
 local current_dir='%{$terminfo[bold]$fg[blue]%}%~%{$reset_color%}'
-local rvm_ruby='%{$fg[red]%}$(rvm_prompt_info)%{$reset_color%}'
+local rvm_ruby='%{$fg[red]%}$(rvm_prompt_info || rbenv_prompt_info)%{$reset_color%}'
 local git_branch='%{$fg[blue]%}$(git_prompt_info)%{$reset_color%}'
 
 PROMPT="${user_host}:${current_dir} ${rvm_ruby}
diff --git a/themes/nebirhos.zsh-theme b/themes/nebirhos.zsh-theme
index c49df972e..c5864d9b8 100644
--- a/themes/nebirhos.zsh-theme
+++ b/themes/nebirhos.zsh-theme
@@ -4,6 +4,10 @@
 # Get the current ruby version in use with RVM:
 if [ -e ~/.rvm/bin/rvm-prompt ]; then
     RUBY_PROMPT_="%{$fg_bold[blue]%}rvm:(%{$fg[green]%}\$(~/.rvm/bin/rvm-prompt s i v g)%{$fg_bold[blue]%})%{$reset_color%} "
+else
+  if which rbenv &> /dev/null; then
+    RUBY_PROMPT_="%{$fg_bold[blue]%}rvm:(%{$fg[green]%}\$(rbenv version | sed -e 's/ (set.*$//')%{$fg_bold[blue]%})%{$reset_color%} "
+  fi
 fi
 
 # Get the host name (first 4 chars)
diff --git a/themes/superjarin.zsh-theme b/themes/superjarin.zsh-theme
index 16eeb5316..0be816de0 100644
--- a/themes/superjarin.zsh-theme
+++ b/themes/superjarin.zsh-theme
@@ -1,5 +1,11 @@
 # Grab the current version of ruby in use (via RVM): [ruby-1.8.7]
-JARIN_CURRENT_RUBY_="%{$fg[white]%}[%{$fg[red]%}\$(~/.rvm/bin/rvm-prompt i v)%{$fg[white]%}]%{$reset_color%}"
+if which rvm-prompt &> /dev/null; then
+  JARIN_CURRENT_RUBY_="%{$fg[white]%}[%{$fg[red]%}\$(~/.rvm/bin/rvm-prompt i v)%{$fg[white]%}]%{$reset_color%}"
+else
+  if which rbenv &> /dev/null; then
+    JARIN_CURRENT_RUBY_="%{$fg[white]%}[%{$fg[red]%}\$(rbenv version | sed -e 's/ (set.*$//')%{$fg[white]%}]%{$reset_color%}"
+  fi
+fi
 
 # Grab the current filepath, use shortcuts: ~/Desktop
 # Append the current git branch, if in a git repository
diff --git a/themes/suvash.zsh-theme b/themes/suvash.zsh-theme
index f50657db2..c87f64558 100644
--- a/themes/suvash.zsh-theme
+++ b/themes/suvash.zsh-theme
@@ -12,8 +12,15 @@ function collapse_pwd {
     echo $(pwd | sed -e "s,^$HOME,~,")
 }
 
-PROMPT='%{$fg[magenta]%}%n%{$reset_color%} at %{$fg[yellow]%}%m%{$reset_color%} in %{$fg_bold[green]%}${PWD/#$HOME/~}%{$reset_color%}$(git_prompt_info) using %{$reset_color%}%{$fg[red]%}$(~/.rvm/bin/rvm-prompt)%{$reset_color%} 
+if which rvm-prompt &> /dev/null; then
+  PROMPT='%{$fg[magenta]%}%n%{$reset_color%} at %{$fg[yellow]%}%m%{$reset_color%} in %{$fg_bold[green]%}${PWD/#$HOME/~}%{$reset_color%}$(git_prompt_info) using %{$reset_color%}%{$fg[red]%}$(~/.rvm/bin/rvm-prompt)%{$reset_color%} 
 $(virtualenv_info)$(prompt_char) '
+else
+  if which rbenv &> /dev/null; then
+    PROMPT='%{$fg[magenta]%}%n%{$reset_color%} at %{$fg[yellow]%}%m%{$reset_color%} in %{$fg_bold[green]%}${PWD/#$HOME/~}%{$reset_color%}$(git_prompt_info) using %{$reset_color%}%{$fg[red]%}$(rbenv version | sed -e "s/ (set.*$//")%{$reset_color%} 
+$(virtualenv_info)$(prompt_char) '
+  fi
+fi
 
 
 ZSH_THEME_GIT_PROMPT_PREFIX=" on %{$fg[magenta]%}"
diff --git a/themes/wuffers.zsh-theme b/themes/wuffers.zsh-theme
index 182d8a34f..4019d0a51 100644
--- a/themes/wuffers.zsh-theme
+++ b/themes/wuffers.zsh-theme
@@ -2,4 +2,4 @@ ZSH_THEME_GIT_PROMPT_PREFIX="%{$fg_bold[blue]%}["
 ZSH_THEME_GIT_PROMPT_SUFFIX="]%{$reset_color%} "
 ZSH_THEME_GIT_PROMPT_DIRTY="%{$fg_bold[red]%} x%{$fg_bold[blue]%}"
 
-PROMPT='%{$(git_prompt_info)%}%{$fg_bold[green]%}{%{$(rvm current)%}}%{$reset_color%} %{$fg[cyan]%}%c%{$reset_color%} '
+PROMPT='%{$(git_prompt_info)%}%{$fg_bold[green]%}{%{$(rvm current 2>/dev/null || rbenv version-name 2>/dev/null)%}}%{$reset_color%} %{$fg[cyan]%}%c%{$reset_color%} '
diff --git a/themes/zhann.zsh-theme b/themes/zhann.zsh-theme
index 3dff29c9c..574e0cec3 100644
--- a/themes/zhann.zsh-theme
+++ b/themes/zhann.zsh-theme
@@ -1,5 +1,13 @@
 PROMPT='%{$fg_bold[green]%}%p %{$fg[cyan]%}%c%{$fg_bold[blue]%}$(git_prompt_info)%{$fg_bold[blue]%} % %{$reset_color%}'
-RPROMPT='%{$reset_color%} %{$fg[red]%}$(~/.rvm/bin/rvm-prompt i v g) %{$reset_color%}'
+
+if which rvm-prompt &> /dev/null; then
+  RPROMPT='%{$reset_color%} %{$fg[red]%}$(~/.rvm/bin/rvm-prompt i v g) %{$reset_color%}'
+else
+  if which rbenv &> /dev/null; then
+    RPROMPT='%{$reset_color%} %{$fg[red]%}$(rbenv version | sed -e "s/ (set.*$//") %{$reset_color%}'
+  fi
+fi
+
 
 ZSH_THEME_GIT_PROMPT_PREFIX=" (%{$fg[red]%}"
 ZSH_THEME_GIT_PROMPT_SUFFIX="%{$reset_color%}"
diff --git a/tools/check_for_upgrade.sh b/tools/check_for_upgrade.sh
index 524aa509d..bbd705a1e 100644
--- a/tools/check_for_upgrade.sh
+++ b/tools/check_for_upgrade.sh
@@ -23,7 +23,7 @@ then
   fi
 
   epoch_diff=$(($(_current_epoch) - $LAST_EPOCH))
-  if [ $epoch_diff -gt 6 ]
+  if [ $epoch_diff -gt 13 ]
   then
     if [ "$DISABLE_UPDATE_PROMPT" = "true" ]
     then