removed redundant image.
Merge pull request #24 from xcchan/master

Bug fixes
Fixed bug with negative values of setX and setY.
Merge branch 'master' of github.com:chewonit/cs3213-visual-ide-team20
Merge pull request #25 from yjwong/master

Fixed bug with negative values of setX and setY.
Merge branch 'NewBranch' of github.com:chewonit/cs3213-visual-ide-team20 into NewBranch
Merge remote-tracking branch 'origin/master' into NewBranch
Merge remote-tracking branch 'chewonit/master'
Reset sprite visibility