Update read me for new Joy.js branch.
readme typo
Update TODO list.
Editor ui layout.
Merge branch 'joyjs_core_dev' of https://github.com/pixelpicosean/PxJoy into joyjs_core_dev
Re-implement render part with Joy.js.
Add highlight mouse cursor.
Implement tileset canvas view.
Add comments and initialize implementation of tileset view.
Update TODO list.
Initialize tileset select.
Put objects into App namespace.
Add Ember.js for MVC structure, create TilesetObject model(initialy).
Merge commit 'c5ea58422bb409e1b2869dd8b0be54233a44aca8'

Conflicts:
	README.md
Merge branch 'master' of https://github.com/pixelpicosean/PxJoy

Conflicts:
	README.md