Update the plugins managment. Add the function 'omz-plugin' (inspired from bash-it)

plugins/available/spring/_spring

@@ -0,0 +1,29 @@
+#compdef spring 'spring'
+#autoload
+
+_spring() {
+
+        local cword
+        let cword=CURRENT-1
+
+        local hints
+        hints=()
+
+        local reply
+        while read -r line; do
+                reply=`echo "$line" | awk '{printf $1 ":"; for (i=2; i<NF; i++) printf $i " "; print $NF}'`
+                hints+=("$reply")
+        done < <(spring hint ${cword} ${words[*]})
+
+        if ((cword == 1)) {
+                _describe -t commands 'commands' hints
+                return 0
+        }
+
+        _describe -t options 'options' hints
+        _files
+
+        return 0
+}
+
+_spring "$@"