adding requires for the rvm files

CHANGELOG.md

@@ -3,7 +3,7 @@
 IMPROVEMENTS:
 
   - Support enabling NFS for root cache folder. [GH-7]
-
+  - Support RVM bucket
 ## 0.1.0 (June 9, 2013)
 
 IMPROVEMENTS:

lib/vagrant-cachier/bucket.rb

@@ -37,3 +37,4 @@ require_relative "bucket/apt"
 require_relative "bucket/gem"
 require_relative "bucket/pacman"
 require_relative "bucket/yum"
+require_relative "bucket/rvm"

lib/vagrant-cachier/plugin.rb

@@ -10,6 +10,7 @@ module VagrantPlugins
 
       guest_capability 'linux', 'gemdir' do
         require_relative 'cap/linux/gemdir'
+        require_relative 'cap/linux/rvmdir'
         Cap::Linux::Gemdir
       end