Enable produce DEBUG_LOG rather tha INFO_LOG without install Visual studio express in windows

Default is INFO_LOG
More people can post DEBUG_LOG.
Set default DEBUG when produce a debug build
Merge pull request #5479 from sum2012/log

Enable produce DEBUG_LOG rather than INFO_LOG in Windows who don't need install Visual Studio Express
Ignore local build tools, Mac OSX 64-bit, NDK r9c Updates
Update defaults based on tested "best settings" for Xperia
Sync subproject commit reference identification to repository