Merge pull request #29 from mondora/APP-371

APP-371
Various changes:

- refactored MndGetCalendarObject service from factory to service
- added possibility to switch the user of the calendar
- fixed tags bug
- fixed various calendar bugs
Various changes:

- added possibility to freeze and unfreeze coins
- restricted access to the UI for managing coins to coin managers
Various changes.
Added mustaches. Corrected cap.
Finished holiday importing
Merge pull request #30 from mondora/APP-385

APP-385
Merge pull request #31 from mondora/master

Update.