Merge branch 'maint-2.1'
- maint-2.1: installation: post-release version bump Invenio v2.0.6 global: fix flash message CSS class bug tags: fix flash message annotations: fix link display in flash message accounts: fix link display in flash message search: fix flash messages security global: fix standard flash messages security
Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>