added styling stuff for ubuntu and tweaked vimrc
Reverted DEL and other keymappings in zsh vi mode,windows have smaller gaps,font size decrease
Adding sublime packages
Zsh aliases added and font tweaks
Merge branch 'ubuntu_12.04', remote-tracking branch 'origin' into ubuntu_12.04
Merge remote-tracking branch 'origin/ubuntu_12.04' into ubuntu_12.04