Send mail to all meeting participants
Spec tests for MeetingMailer
Extract all meeting participants and send email using a loop to avoid specify BCC option
Spec test to check number of delivered emails
Switch handling logic of no_self_notified setting
Merge pull request #52 from slawa85/feature/14521-mail-sent-to-author-of-meeting
Adapt version to corresponding OpenProject core version
Add specs
Fix meeting preview
Merge pull request #54 from finnlabs/hotfix/15176_internal_error_clicking_on_preview_for_agenda_or_minutes

[Hotfix] 15176 internal error clicking on preview for agenda or minutes
Merge branch 'release/3.0' into dev

Conflicts:
	lib/open_project/meeting/version.rb
	spec/controllers/meeting_agendas_controller_spec.rb
	spec/controllers/meeting_minutes_controller_spec.rb
	spec/mailers/meeting_mailer_spec.rb
	spec/routing/previews_routing_spec.rb