Moved completion-only plugins to the completions section.

Closes #4.

README.md

@@ -20,19 +20,14 @@ These frameworks make customizing your zsh setup easier.
 * [alias-tips](https://github.com/djui/alias-tips) - An oh-my-zsh plugin to help remembering those aliases you defined once.
 * [auto-fu.zsh](https://github.com/hchbaw/auto-fu.zsh) - Automatic complete-word and list-choices. Originally incr-0.2.zsh by y.fujii <y-fujii at mimosa-pudica.net>
 * [autoupdate-antigen.zshplugin](https://github.com/unixorn/autoupdate-antigen.zshplugin) - Antigen doesn't do automatic updates like oh-my-zsh. This plugin adds auto updating for antigen, both of antigen and the bundles loaded in your configuration.
-* [berkshelf-zsh-plugin](https://github.com/berkshelf/berkshelf-zsh-plugin) - Adds tab completion for berkshelf
 * [blackbox](https://github.com/StackExchange/blackbox) - Stack Exchange's toolkit for storing keys/credentials securely in a git repository.
 * [browse-commit](https://github.com/adolfoabegg/browse-commit) - browse-commit is a zsh plugin that lets you open any commit in your browser from the command line.
 * [caniuse.plugin.zsh](https://github.com/walesmd/caniuse.plugin.zsh) - Add [Can I Use...](http://caniuse.com) support to ZSH
 * [cd-gitroot](https://github.com/mollifier/cd-gitroot) - zsh plugin to cd to git repository root directory
-* [codeception-zsh-plugin](https://github.com/shengyou/codeception-zsh-plugin) - Adds command completion for the Codeception Testing Framework
-* [drush_zsh_completion](https://github.com/webflo/drush_zsh_completion) - Drush autocomplete awesomeness for zsh
 * [git-aliases.zsh](https://github.com/peterhurford/git-aliases.zsh) - Creates a lot of useful aliases for combinations of commonly used git commands
 * [git-extra-commands](https://github.com/unixorn/git-extra-commands) - Extra git helper scripts I've collected over time.
-* [git-flow-completion](https://github.com/bobthecow/git-flow-completion) - ZSH completion support for git-flow
 * [git-it-on.zsh](https://github.com/peterhurford/git-it-on.zsh) - Adds ability to open a folder in your current branch on github. Only works on OS X.
 * [gitignore.plugin.zsh](https://github.com/voronkovich/gitignore.plugin.zsh) - zsh plugin for creating `.gitignore` files
-* [grid5000-zsh-plugin](https://github.com/pmorillon/grid5000-zsh-plugin) - Grid 5000 plugin - adds theme, autocompletions
 * [hipchat](https://github.com/robertzk/hipchat.zsh) - Send hipchat messages from the shell
 * [jumpstorm-zsh-plugin](https://github.com/netresearch/jumpstorm-zsh-plugin) - Adds autocompletion for [jumpstorm](https://github.com/netresearch/jumpstorm)
 * [k](https://github.com/supercrabtree/k) - Directory listings for zsh with git features.
@@ -40,9 +35,7 @@ These frameworks make customizing your zsh setup easier.
 * [lesaint-mvn](https://github.com/lesaint/lesaint-mvn) - Maven plugins for Oh-My-Zsh
 * [mysql.plugin.zsh](https://github.com/voronkovich/mysql.plugin.zsh) - Adds some functions for dealing with mysql
 * [oh-my-zsh-flow3-plugin](https://github.com/sandstorm/oh-my-zsh-flow3-plugin) - This plugin makes the flow command available inside every subdirectory of the TYPO3 Flow distribution
-* [oh-my-zsh_razor_plugin](https://github.com/dalang/oh-my-zsh_razor_plugin) - Provides autocomplete for [Razor](https://github.com/puppetlabs/Razor)
 * [osx-dev-zsh-plugin](https://github.com/marshallmick007/osx-dev-zsh-plugin) - This plugin adds some commands for maintaining various server programs on my OSX install
-* [rake-completion.zshplugin](https://github.com/unixorn/rake-completion.zshplugin) - Add tab completion for rakefile targets
 * [robo-zsh-plugin](https://github.com/shengyou/robo-zsh-plugin) - a zsh plugin for [Robo](http://codegyre.github.io/Robo/)
 * [sf2.plugin.zsh](https://github.com/voronkovich/sf2.plugin.zsh) - ZSH plugin for Symfomy2
 * [sysadmin-util](https://github.com/skx/sysadmin-util) - Steve Kemp's collection of tool scripts for sysadmins
@@ -81,14 +74,23 @@ If you're using [Antigen](https://github.com/zsh-lovers/antigen), you can test t
 
 ## Even more completions
 
+These plugins add tab completion without adding extra functions or aliases.
+
+* [berkshelf-zsh-plugin](https://github.com/berkshelf/berkshelf-zsh-plugin) - Adds tab completion for berkshelf
 * [cabal](https://github.com/d12frosted/cabal.plugin.zsh) - Adds autocompletion for cabal
+* [codeception-zsh-plugin](https://github.com/shengyou/codeception-zsh-plugin) - Adds command completion for the Codeception Testing Framework
 * [docker-zsh-completion](https://github.com/felixr/docker-zsh-completion) - Add completions for docker
 * [docker-zsh](https://github.com/adrien-f/docker-zsh) - Adds tab completion for docker
+* [drush_zsh_completion](https://github.com/webflo/drush_zsh_completion) - Drush autocomplete awesomeness for zsh
 * [etcdctl-zsh](https://github.com/sheax0r/etcdctl-zsh) - etcdctl autocomplete plugin for oh-my-zsh
-- [gulp-autocompletion-zsh](https://github.com/srijanshetty/gulp-autocompletion-zsh) - gulp autocomplete for oh-my-zsh/antigen
-- [zsh-pip-completion](https://github.com/srijanshetty/zsh-pip-completion) - pip autocomplete pulgin for oh-my-zsh/antigen
+* [git-flow-completion](https://github.com/bobthecow/git-flow-completion) - ZSH completion support for git-flow
+* [grid5000-zsh-plugin](https://github.com/pmorillon/grid5000-zsh-plugin) - Grid 5000 plugin - adds theme, autocompletions
+* [oh-my-zsh_razor_plugin](https://github.com/dalang/oh-my-zsh_razor_plugin) - Provides autocomplete for [Razor](https://github.com/puppetlabs/Razor)
+* [rake-completion.zshplugin](https://github.com/unixorn/rake-completion.zshplugin) - Add tab completion for rakefile targets
 * [zsh-completion-generator](https://github.com/RobSis/zsh-completion-generator) - This plugin tries to read the list of options from the help text of programs and generate a completion function automatically. Load it last so it doesn't override completions provided by your other plugins.
 * [zsh-completions](https://github.com/zsh-users/zsh-completions) is a collection of extra completions for zsh. To use it, add `antigen bundle zsh-users/zsh-completions src` to your .zshrc
+- [gulp-autocompletion-zsh](https://github.com/srijanshetty/gulp-autocompletion-zsh) - gulp autocomplete for oh-my-zsh/antigen
+- [zsh-pip-completion](https://github.com/srijanshetty/zsh-pip-completion) - pip autocomplete pulgin for oh-my-zsh/antigen
 
 ## Installation