[REF] Calendar refactoring - Manage allday in date field and not datetime.
[FIX] Calendar - Fix unlink which can try to unlink a numeric string without cast it in integer
[MERGE] Merge with trunk
[FIX] Calendar - set tz compatible in template mail and view (from email link). now it's possible to choose in template the TZ of the attendee, or the tz from event creator...
[FIX] Fix access rule for portal. Add timezone in small calendar from email
[ADD] base_import_module test module, static asset in backend bundle
[REF] Replace temp name by real name
[FIX] Add missing security rules
[MERGE] Merge with trunk-cal-V8-jke. - Change field datetime into date or datetime according to that event type is in all day or not...