Remove flo BoardConfig.mk no-op.

Change-Id: Ibf51c91241b1bfcefbb48306ad9b7fbd3fd02602
Remove flo BoardConfig.mk cruft.

Change-Id: If44327fc3356a701cf60e7df8e68b7246922fbba
Merge remote-tracking branch 'cm/cm-12.0' into HEAD