add power indicator in enemy's turn
Synchronization
add angle change
merge wuhao and add effect files
added explosion particles, polished damage indicator and side indicator
add effects
add effects and merge wuhao
Merge pull request #24 from Ryeeeeee/master

add effects
Merge branch 'master' of https://github.com/Wu-Hao/TankMultiplayer

Conflicts:
	Classes/AppDelegate.cpp
	Classes/GameScene.cpp
	Classes/MainScreenScene.cpp
	proj.ios_mac/TankMultiplayer.xcodeproj/project.pbxproj