Improvements
Bug fixes
New interface to work with for Aleksandras. 
interface extension to save the world from Bedework
More fixes, Aleksandras required
Removed unnecessary method
Some methods for calendars.
Merge branch 'master' of github.com:idega/com.idega.block.cal
Improovements for CALDAV subscription
Enabling m2e nature
Few bug fixes for bedework
Added possibility to show "external" events (including Bedework) in CalendarViewer
Added export button: events to iCal format
Bug fixes
Added export button
Bug fix
Added Subscribe button
Using loading message
Bug fix
Merge branch 'master' of github.com:idega/com.idega.block.cal into BRANCH_PLATFORM_5