Added gradle build files; target API 18

Switch to gradle build system
Target Android 4.3 (API 18)

Change-Id: I44bce44502d586ab269e33595b1fad6dbe7159c9
Switch to flat holo light icons

Change-Id: I4b8d7f892742b0c5553aab4f8a3af6a9d6890d0b
Implement Up navigation

Implement Up Affordance (Up Navigation) on all the child activities
Add support library

Change-Id: I99fa2daa815cda331d020f200dab2d7226fe6863
Merge "Switch to flat holo light icons"
Fix non-translatable strings

Patch Set 2: Remove Koush's UrlImageViewHelper references
Patch Set 3: Actually remove Koush's UrlImageViewHelper
Change-Id: Ia57391d371a7a45ff4d7ca672ba9161565debb30
Merge pull request #3 from AOKP/master

Merge RomControl