[vim] Re-assign shortcut for Tabular hash_rocket
[vim] Add shortcut to reformat entire file
[vim] Add shortcuts to uppercase/lowercase current word
[vim] Add shortcuts to uppercase/lowercase first character of current word
[vim] Add ack integration
[vim] Reassign open Gemfile shortcuts
[git] Set default browser to open (system)
[vim] Add fugitive shortcuts
[vim] Add vim-rake