Makes a smaller TWRP Uses mksh for shell Change-Id: If78d7745dda8919fcb2e9c9b60c6696063c14114
Make a copy of libmincrypt in TWRP source so we do not have to ifdef verifier.cpp for various versions of mincrypt. Remove reboot tool from toolbox (it was removed from 4.4 and did not compile properly on some devices in older trees)
Build special limited toolbox with SELinux tools for recovery Change-Id: Ifc76a6bd0468a72081f15ede2a68adf48af8a0f2