Bugfix: we have to reset the dirty-state once we visited a dirty working copy.

And a bit of formatting.

powerlevel9k.zsh-theme

@@ -103,7 +103,7 @@ prompt_context() {
   fi
 }
 
-# Git: branch/detached head, dirty status
+# branch/detached head, dirty status
 prompt_vcs() {
   local vcs_prompt="${vcs_info_msg_0_}"
 
@@ -170,6 +170,8 @@ function +vi-git-tagname() {
 function +vi-vcs-detect-changes() {
   if [[ -n ${hook_com[staged]} ]] || [[ -n ${hook_com[unstaged]} ]]; then
     VCS_WORKDIR_DIRTY=true
+  else
+    VCS_WORKDIR_DIRTY=false
   fi
 }