Added sign-off line

Added a sign-off line at the end of the message.

Signed-off-by: Bart Kerkvliet <bkerkvliet@gmail.com>
Set some Syntastic variables

Set some Syntastic variables like the code style standard to use and
changed the error and warning symbols.

Signed-off-by: Bart Kerkvliet <bkerkvliet@gmail.com>
Increased fontsize

People kept nagging about my fonts being too tiny. Eventually I did give in
and I've increased my fontsize, so people can actually read what I'm
typing in my terminal or VIM sessions....
This commit is for all the people that nagged about my fonts being too tiny

Signed-off-by: Bart Kerkvliet <bkerkvliet@gmail.com>
Submodule updates

Submodule updates, both tmux/powerline and zprezto.

Signed-off-by: Bart Kerkvliet <bkerkvliet@gmail.com>