Merge pull request #4 from hideki-yamauchi/master

Library Fix
Merge pull request #5 from hideki-yamauchi/master

Change Crystal unit
Add BeaconManager iOS App.
Merge branch 'master' of https://github.com/FaBoPlatform/FaBo
Merge pull request #8 from takashi-tsuchiya/master

Add BeaconManager iOS App.
Refine board size
Merge branch 'master' of github.com:FaBoPlatform/FaBo