vim: add git grep of a selection.
Add editrc in order to use vi editing-mode in irb.
vim: Add zip files to wildignore.
gitignore and vimignore .DS_Store.

Because I'm on OS X now. :(
Rename /local to /gitignore.

Because it better describes what it's doing.
Use t instead of G for opening the tagbar.

Captial letters require an extra keypress.
vim: Add notes on how to edit macros.

Because I'm always forgetting.