Merge branch 'develop'
Preparing release 1.9.0
Back to development: 1.9.1
Fix overlay layers being lost in grouped layers control
Merge pull request #102 from makinacorpus/fix_overlay_layers

Fix overlay layers being lost in grouped layers control
Preparing release 1.9.1
Back to development: 1.9.2
DOCUMENTATION URL changed

Update URL of documentation.
Merge pull request #103 from camillemonchicourt/patch-1

Documentation url changed
Get rid of year filters in mapentity
Merge pull request #105 from makinacorpus/year_filter_refactor

Get rid of year filters in mapentity
Fix filter restore in list view
Update changelog
Preparing release 1.10.0
Back to development: 1.10.1
Fix crash when a change on proxy model is stored (fixes #104)
Prevent email to be sent twice on conversion error. Use info instead.
Preparing release 1.10.1
Back to development: 1.10.2
Update docs