Cleanup the build system/project files
Cleanup the build system/project files

1. Make sure config.h is always properly generated
2. Make sure project QML/JS files are also visible through standard Qt
   creator project interface.

RobertMe/sailfish-ytplayer,RobertMe/sailfish-ytplayer,tworaz/sailfish-ytplayer,tworaz/sailfish-ytplayer,tworaz/sailfish-ytplayer,RobertMe/sailfish-ytplayer,tworaz/sailfish-ytplayer,tworaz/sailfish-ytplayer,RobertMe/sailfish-ytplayer,RobertMe/sailfish-ytplayer