new art launch icons
changed workout button to test log out
removed navigation buttons
add logout to all activities
added workout history
Merge branch 'master' into newScreens
redesign trainee list
redesign trainee detail
redesign workout history
select activity of schedule workout
schedule workout select difficulty
design schedule workout
added intents for schedule workout flow
start back at splash screen
Merge pull request #15 from csci477-team4/newScreens

New screens