Revert "Add Renderable.unscaledX and Renderable.unscaledY so x and y will be accurate to the current scaleX and scaleY"

This reverts commit b4430871eabc1778569bfccbfde2db87e00d10ab.
Revert "Update tests to use unscaledX and unscaledY"

This reverts commit 9dfb60a038f951406632e8e6942a40089de92f7e.