mIsDebugRenderingEnabled is not initialized

[kencb]

PhysicsWorld::mIsDebugRenderingEnabled is never explicitely initialized to a default value.

[DanielChappuis]

Thanks for reporting this.
I have fixed the issue in the 'develop' branch here.

[kencb]

Thanks! The alignment issues are the real showstoppers though as it stands.

[DanielChappuis]

This is now fixed in version v0.10.0 of the library.