run in idea
formatting
Merge remote-tracking branch 'origin/VERTX-STEP-7' into VERTX-STEP-8

Conflicts:
	src/main/resource/pongVerticle.js
Merge remote-tracking branch 'origin/VERTX-STEP-8' into VERTX-STEP-9
Merge remote-tracking branch 'origin/VERTX-STEP-9' into VERTX-STEP-10-2