All you gotta do is link to the stuff in my_rc_files.

Good times.

cd ~
ln -s /path/to/my_rc_files/.irbrc ~/.irbrc
ln -s /path/to/my_rc_files/.screenrc ~/.screenrc
ln -s /path/to/my_rc_files/.vim ~/.vim
ln -s /path/to/my_rc_files/.vimrc ~/.vimrc
ln -s /path/to/my_rc_files/.gvimrc ~/.gvimrc


#######
Adding a submodule:

git add https://github.com/majutsushi/tagbar.git .vim/bundle/tagbar
git add .
git commit


-----
Initializing my vim environment:

git submodule init
git submodule update

-----

Removing a submodule
- Delete the submodule from .gitmodules
- git rm --cached .vim/bundle/taglist.vim