Platformer V2.0

Changes:
Added error texture
made levels read their data from a text file
Made Obstacle2 class, which will replace Obstacle when it is completed.
Made readerLevel, which will replace level once Obstacle2 is completed.
Lots of other stuff.
To do:
-Make all of the facts(jumpHeight,walkspeed,etc)be defined in a text
file for easy tweaking/cheating
-Make a super cool debug interface
-Move it over to a Jframe
-Learn how to use Jframes
-Learn trigonometry