Create README.md

Added README
Update README.md
Added icon and buttons
added pause, reset and continue feature
Changed layout
update
Added TimerFragment to replace TimerActivity.
Fixed the restart button on the TimerFragment.
created addworkoutactivity
new branch
new branch
Implemented TimerManager that reads in a workout from an array and creates TimerFragments accordingly.
Move strings to values file.
update
No changes.
linked classes
update
removed uneccessary files
created a list view
added code that needs to be modified