Rollback of Pull #366

sorin-ionescu had some good points.

plugins/rvm/rvm.plugin.zsh

@@ -1,6 +1,5 @@
-fpath=($ZSH/plugins/rvm $fpath)
-autoload -U compinit
-compinit -i
+# What does this really do?
+# fpath=($ZSH/plugins/rvm $fpath)
 
 alias rubies='rvm list rubies'
 alias gemsets='rvm gemset list'
@@ -35,10 +34,6 @@ function rvm-update {
 	rvm reload # TODO: Reload rvm completion?
 }
 
-function rvm-link-completion {
-	ln -s "$rvm_path/scripts/zsh/Completion/_rvm" "$ZSH/plugins/rvm/_rvm.official"
-}
-
 # TODO: Make this usable w/o rvm.
 function gems {
 	local current_ruby=`rvm-prompt i v p`