0.01: New App!
0.02: Fix double-button press if you press the next button within 30s (#3243)
0.03: Cope with identical duplicate buttons (fix #3260)
      Set 'n' for buttons in Bangle.btHomeData correctly (avoids adding extra buttons on end of advertising)
0.04: Fix duplicate button on edit->save
0.05: Use the bleAdvert module
0.06: button number can't be 0. Now generates number automatically 
