moved input stuff and objectinfo away from ui/
mv ObjectInfo -> WorldObjectInfo
WorldObject::m_objectInfo -> m_info
Remove 2 unused attributes from voxelparticle.vert
intermediate
Merge pull request #573 from voxelinc/remove_particle_shader_attributes

Remove 2 unused attributes from voxelparticle.vert
Merge pull request #570 from voxelinc/move_input_stuff_to_input

Bit of renaming/moving
intermediate on bulletengine
something related to bulletengine
merge with master
implemented instancedbullet
continue bulletengine
merge with origin