[Blackberry] Adding .gitkeep, updating bb project for multi-platform-lua
Fixing errors in multi-platform-lua for BB.
[BB] Updating project configuration of multi-platform-lua.
[BB]Adding COCOS2D_DEBUG=1 .
[Blackberry] Deleting "create-blackberry-project.sh/.vbs", plz use tools/probject-creator instead.
Merge pull request #2475 from dumganhar/bb-fixes

Some fixes for blackberry template.