* Initial commit
[Structure] working on the first draft of the graphics engine
[Structure] Working on camera, tested keyboard input for camera moves
[Structure] camera move keys changed to arrows
[Physics] added first drafts of player
Worked on gravity tests
Added many features to object.js
* Basis of physics engine created. Needs refactoring.
* Corrections to gravity model
* Graphics : added first drafts of zoom
* Physics : now planet ground is smooth
* Added first drafts for zoom
* Physics : camera position and zoom working
* Worked on physics and gravity for several planets in range
* Added a way to control center for angle of player with mouse
* Physics : small changes
* Physics : removed traits
* Physics : refactoring and object super calls
* Physics : bugfix on speed cumulation on ground
* Gameplay : added orbs