Moved ImageHelper to general util package
Added more methods to ImageHelper
store panel view reformatted. ratings in snapshots now pictures (still
need to be scaled to correct size).
JD ImageHelper
Adapted to scale Icons
Finished ImageHelper
changing between arcade mode now refreshes the content.
Merge pull request #26 from duke-compsci308-spring2013/NetworkingUtil

Networking util
Merge branch 'arcade' of https://github.com/duke-compsci308-spring2013/vooga into arcade_view
Merge branch 'arcade_view' of https://github.com/duke-compsci308-spring2013/vooga into arcade_view
fixing this filepath algorithm in the model
Merge branch 'arcade_view' of github.com:duke-compsci308-spring2013/vooga into ArcadeModel
removed temporary testing code from Model
fixed bug in mainview
Merge branch 'arcade_view' of github.com:duke-compsci308-spring2013/vooga into ArcadeModel
factored out utility class for dealing with filepaths