Added completion plugin for jake

plugins/jake-node/jake-node.plugin.zsh

+##-----Autocomplete for Jake tool----
+# Jake : https://github.com/mde/jake
+# Warning : Jakefile should have the right cas : Jakefile
+# Add a .jake_tasks file to your working directory
+# Author : Alexandre Lacheze (@al3xstrat)
+# Inspiration : http://weblog.rubyonrails.org/2006/3/9/fast-rake-task-completion-for-zsh 
+
+function _jake_does_task_list_need_generating () {
+  if [ ! -f .jake_tasks ]; then
+    return 0;
+  else
+    accurate=$(stat -f%m .jake_tasks)
+    changed=$(stat -f%m Jakefile)
+    return $(expr $accurate '>=' $changed)
+  fi
+}
+
+function _jake () {
+  if [ -f Jakefile ]; then
+    if _jake_does_task_list_need_generating; then
+      echo "\nGenerating .jake_tasks..." > /dev/stderr
+      jake -T | cut -d " " -f 2 | sed -E "s/.\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g" > .jake_tasks
+    fi
+    reply=( `cat .jake_tasks` )
+  fi
+}
+
+compctl -K _jake jake
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