[2/2] Add a circlular memory indicator to the recent panel view

Modifications:
It allows to be toggled on/off as well as setting a custom location.
Colors are not solid, they have an alpha channel to provide
transparency, this way it doesnt interfer much with the recents
panel view.

Screenshot:
http://goo.gl/Th7g0j

Frameworks Part:
http://gerrit.nameless-rom.org/#/c/302/

Change-Id: Ic30fcd2e1af861cd0871a942ee596ed4ca4a2f78