move ubuntu to debian images
fix warning on "="
fix "==" warning (2nd)
fix "==" (3rd)
change nginx container
move folder platform-mac into platforms
add buildall
Merge branch 'master' into tests

Conflicts:
	platforms/1.rundb.sh
	platforms/3.runserver.sh
	platforms/buildDB.sh
	platforms/buildback.sh
	platforms/dbtests/db.sh
	platforms/run_server_test.sh
Merge remote-tracking branch 'origin/tests' into tests