Revert "fixing rvm"

This reverts commit d7df071042702b74b1b16569d5a8e1d7a2d24237.
Revert "Revert "fixing rvm""

This reverts commit 94b0f0e43d9d6617d5d6ed9f55a71eb9a6fdb513.
Revert "adding compiz config instalation"

This reverts commit 5e714f398595b19460762b39db5aa21f8deb8360.