Added Slovenian translation
Updated Malayalam Translation
Prepare 3.11.1
Improve checks for appdata-validate, desktop-file-validate, and gtester
Updated Spanish translation
Run autoupdate
Revert "Improve checks for appdata-validate, desktop-file-validate, and gtester"

This reverts commit 82d0b0ee6bfc659dc8c7c7fb4b4e7a0416f35672.
Use a nicer check for *-validate and gtester
Prepare 3.11.2
About dialog: remove period from fragment
About dialog: use GtkLicense
Updated Greek translation
Updated Spanish translation
Depend on GTK+ 3.11.2

For fallback application menu in headerbar
Depend on unreleased Vala 0.23.0

For GTK+ 3.11.2 bindings
Move fallback app menu to the headerbar
Merge branch 'master' into wip/redesign