bump modules
update reflect macros
bump platform
some small fixes to platform and foundation
update to premake-dev 1079:dc8cece8a029, add group and startupproject settings
update premake build for MacOSX (see prior premake-related commit)
switch premake build to https://bitbucket.org/gorlak/premake-dev for --abspath patch
update mac premake build for --abspath (gorlak's fork on bitbucket)