update Gaia to 2013-09-04 tip of v1-train-integration branch
update B2G to 2013-09-04 tip of b2g18-simulator-integration branch
Merge pull request #833 from mykmelez/update-b2g-gaia

update B2G/Gaia to 2013-09-04 tips of b2g18-simulator-integration/v1-train-integration branches
Merge branch 'integrate-app-manager' of https://github.com/ochameau/r2d2b2g into ochameau-integrate-app-manager

Conflicts:
	Makefile
	gaia
fix appinfo make target on Mac by making B2G installation dir be platform-specific
remove obsolete tests
remove the app template
Update to last gecko and gaia
Remove the gaia profile shipped from the b2g builds
Document appinfo
Strip sdk modules
Prevent from shipping junks that live in gaia profile: places and permissions files (10MB!)
Also strip dictionaries from the keyboard app (30MB!)
Fix b2g desktop master support.