SystemUI: Alpha tuning in recents

* Equalized the Alpha's in Constants
* Reduced Fade in and Fade outs at 1/5

Change-Id: I834b50fe5ab4a4cbd527f36346f61bf2d27203e2
Revert "Create NavBarHelpers.java"

This reverts commit b8863bb201011bc513d0faea2b1bf7061d4e4109.
Revert "Create AwesomeConstants.java"

This reverts commit 3b6fdfbf1b7ab99ffb1086fb92f2df550438c2ba.
Revert "Create AwesomeAction.java"

This reverts commit 274570386c8741509f1c40b4dc03699867800af6.