kernel.mk: Use standard toolchain paths

Change-Id: I1225fd05dcedcff03a1cf1102841cbd010b609cf
Fix building custom recovery with userdebug

Credit Koushik Dutta

Change-Id: I41f1a91849f3aab435a3398696149afce68d8708

Conflicts:
	core/Makefile
product: Remove MusicFX, we have DSPManager

Change-Id: I6be4c766f83a91c2e6104cbaa18ee18abd7784cf

Conflicts:
	target/product/generic_no_telephony.mk
Don't build videoeditor
Remove videoeditor/redundant code