mtdutils: add bml_over_mtd target for aries/p1 builds

Change-Id: Ie4bf51e09e632403c1bc87be64a0f9dd66b83f31
Fix compiling on CM7
Merge "mtdutils: add bml_over_mtd target for aries/p1 builds" into twrp2.4
Fix building of updater for 4.2 environment

Change-Id: I2dc6690f77f4fbaca0ab0ff849b8b07875129827
Merge remote-tracking branch 'upstream/twrp2.4' into twrp2.4