adds skeleton for upgrade_screen_activity
table layout
added relative layout, refactored to UpgradeScreen.java
text above rows of buttons
added info bar (for points and game name)
centered shit
renamed button ids
did other shit
fixes build errors for the upgrade screen
merges stevenBranch with master
merges upgrade screen with master
merges Andrew's updated code from master into staging
adds a button on the main activity to point to the upgrade screen
small changes to get the app working for upgrade screen
Merge branch 'feature-upgrade_screen' into staging
added icon for app, created a standard menu across all screens, buttons on the main activity go to each screen now