Add some AOKP "flare" when flashing

Change-Id: I26cdc70df56fa2a15da46d239703ec8c44c4b7c3
Fix use of Custom releasetool

Change-Id: I33c9d723a29c25789e01c4247fc05f8a917f20f2
add IceColdJelly edition to AOKP flare

delete custom welcom text