Add updated icons and attribution
Update action bar icons to real versions
Update menu icon to a much better version
Merge branch 'master' into real-icons

* master:
  Add a reminder to TODO for better icons
  Add another feature to TODO
  Update README and TODO for 0.3
  Clean up computation of pomodoro indicator circle center point
  Remove hardcoded number of pomodoro indicators from segment view
  Add a few reminder TBDs so I can sleep
  Update TODO for recent changes
  Add a TBD regarding removal of a header
  Clean up code, rename variables for display of pomodoro completion stuff
  Move pomodoro count layer to overlap segment type layer
  Hide break layer during pomodoro and vice versa
  Fix a bug that would reset pomodoro count after the fourth immediately
  Fix inadvertant reversal of filled/unfilled circle logic
  Fill circles based on number of pomodoros completed
  Draw four roughly equidistant circles
  Resove a TBD related to window width calculation
  Create a layer and draw a single circle
Merge branch 'real-icons': add real menu and action bar icons

* real-icons:
  Update menu icon to a much better version
  Update action bar icons to real versions
  Add updated icons and attribution
Remove item from TODO about real app icons