Moving brick

In level editor, brick moves with mouse when placing it.
New images
Infobar

Info bar class created
New "Play Button"
Code optimization/New Images
imghandler

Screwed up the game really badly. Ignore this
Revert "imghandler"

This reverts commit cd2030f2fc4040af1c760b4fe5aa9c1aeaf4ee2d.
Small modifications

Most importantly code that will make level editing smoother... though
the best implementation
Collision Handling Added (severe bug fixing needed)
Fixed level generation bug
Merge branch 'level-editor'