beefs up prompt for starting new terminals in i3

Squashed commit of the following:

commit 292a5c6d317a3b2ebabb8f05a4f5db66ec7dc8dc
Author: Conor Schaefer <conor.schaefer@gmail.com>
Date:   Sun May 25 19:29:47 2014 -0400

    liquidprompt in bashrc

commit 1d0c7da80e31b2ba1a6ecf91f6df7a52b666eeeb
Author: Conor Schaefer <conor.schaefer@gmail.com>
Date:   Sun May 25 19:24:06 2014 -0400

    make urxvt the default terminal

commit 2c887b3f5962629a3a9cab695faccb95ddfe2cba
Author: Conor Schaefer <conor.schaefer@gmail.com>
Date:   Sun May 25 19:18:52 2014 -0400

    trims bashrc further

commit 49ed40f0ad493aa2fa518b02e2e680b5d6eb2ba8
Author: Conor Schaefer <conor.schaefer@gmail.com>
Date:   Sun May 25 19:16:13 2014 -0400

    terser if statements

commit 53f87a312fbe2a2c66d39a2a6a54c50655530fe6
Author: Conor Schaefer <conor.schaefer@gmail.com>
Date:   Sun May 25 19:15:31 2014 -0400

    finish moving PATH to bashrc

commit bd796d3e69ff356a99e676283fea5eca497da8b6
Author: Conor Schaefer <conor.schaefer@gmail.com>
Date:   Sun May 25 19:13:30 2014 -0400

    export PATH in bashrc