Slimtroll: Clear All Apps button added in Recent Panel (1/2)

Based in the work of benjamingoodwin && xplodwild && Stefano Murra
Slimtrolled.. because it's a bad habit ;)

needs https://gerrit.slimroms.net/751
Change-Id: Ia2692c4524f0f3d4e25bfb058a422067020e02d8