1.9.9 - Box2d and Plugin system!

There is now a simple plugins system and a new folder for plugins!

• Newgrounds API moved to plugin
• Post processing moved to plugin
• Box2D added

Box2D features

• Box2dObject extends EngineObject with box2d physics
• Added wrappers for most things
• Functions to create polygon, circle, and edge shapes
• Raycasting and querying
• Joint creation for every type of joint
• Contact begin and end callbacks
• Debug physics drawing
• Demo that shows off all the features

More changes

• Added headless mode for servers, skips all rendering and sound
• Added global gain node, volume can be changed in real time now
• Fixed some issues with touch input
• Circular clamp speed for particles
• Make playAudioFile use SoundWave, get rid of HTML audio
• Many other small fixes.

Check out the LittleJS Box2D demo!