Oodles of small changes

 - Use 0x1800000 RDO instead of 0x1500000
 - Update update-binary
 - Switch to new device names, autocomplete them
 - Don't use spaces in uploaded file names
 - Manual make jobs & lto partitions
 - Nuke SELinux stuff for TW 4.3
 - Hack to get flashing working on CWM since TWRP doesn't support 4.4.
Housekeeping, script & binary removal
tiny-vmin: handle system mount/umount better
massbuild: remove dev-host stuff
massbuild: use FTP & package inside make
massbuild: break out generated makefile rules
massbuild: use curl instead of ftp
massbuild: add flash w/o reboot, tidy up makefile
extras: add some new tools

These were recently rewritten, and they haven't been tested as well as
I'd like.
massbuild: maintenance, extra logging
massbuild: small updates

 - Update toolchain location
 - Add support for running sparse
 - Don't strip modules unless packaging
massbuild: switch toolchain, tweak LTO partitioning
Update LICENSE and README.md