Avoiding screen scrolling before the mouse is first moved.
A bit safer/better documented sprite.
Removed a reduntant shader line.
Refactored addVertices code common between sprite types.
Removed some unnecessary SpriteLoader code.
Better SpriteRenderer asserts.
SpriteRenderer, SpriteLoader and addVertices() for SpriteTypePlain.
More @trustworthy Vector.
Redundant spaces cleanup.
Default ars for Renderer.drawVertexBuffer.
SpritePlainManager/SpritePlainRenderer aliases.
Better Sprite documentation.
Minor SpriteRenderer refactor.