Debloating and default build preferences

Change-Id: I3a4c5801cad3c3a9b8dfa6f7c326113c6502a802
Velocity build flags

Change-Id: I6d863cea2a68f6a08634bb97afbebf38ad221e22
Cppflags need some love too
Add gnu++11
Cppflags need some love too
Add gnu++11
Cppflags need some love too
Add gnu++11