Extract  "run game" task configurations (#4245)
Extract  "run game" task configurations (#4245)

* feature(build.gradle): extract common configuration for game tasks
* feature(build.gradle): make setting of args and jvmArgs to append way.
Nanoware/Terasology,MovingBlocks/Terasology,MovingBlocks/Terasology,Nanoware/Terasology,Nanoware/Terasology,MovingBlocks/Terasology