Resolve "Import exams/announcement from calendar via MySQL"

Closes #5

See merge request !146

Resolve "Absences of classes are not displayed"

Closes #48

See merge request !145

Update changelog (add Ukrainian)

See merge request !144

Translations update from Weblate

See merge request !134

Currently translated at 100.0% (36 of 36 strings)

Translation: AlekSIS/AlekSIS-App-Untis
Translate-URL: https://translate.edugit.org/projects/aleksis/aleksis-app-untis/uk/

Currently translated at 100.0% (28 of 28 strings)

Translation: AlekSIS/AlekSIS-App-Untis
Translate-URL: https://translate.edugit.org/projects/aleksis/aleksis-app-untis/de/

Currently translated at 11.1% (4 of 36 strings)

Translation: AlekSIS/AlekSIS-App-Untis
Translate-URL: https://translate.edugit.org/projects/aleksis/aleksis-app-untis/uk/

Resolve "Importing lesson fails with , in subject name"

Closes #52

See merge request !142

makemessages: Add support for Ukrainian and Russian.

See merge request !141

Resolve "Import should respect SCHOOL_ID"

Closes #49

See merge request AlekSIS/official/AlekSIS-App-Untis!138

Resolve "UnboundLocalError: local variable 'match' referenced before assignment"

Closes #50

See merge request AlekSIS/official/AlekSIS-App-Untis!139

# Conflicts:
#   CHANGELOG.rst

Resolve "Queries for current_{next,future} are still broken"

Closes #51

See merge request !140

Do release 2.2

See merge request AlekSIS/official/AlekSIS-App-Untis!137

Resolve "Import terms: Calling QuerySet.filter() after union() is not supported"

Closes #43

See merge request AlekSIS/official/AlekSIS-App-Untis!136

Bump version to 2.2a0

See merge request AlekSIS/official/AlekSIS-App-Untis!135

Resolve "Create match failures as data checks"

Closes #41

See merge request !120

Translations update from Weblate

See merge request AlekSIS/official/AlekSIS-App-Untis!125

Currently translated at 100.0% (28 of 28 strings)

Translation: AlekSIS/AlekSIS-App-Untis
Translate-URL: https://translate.edugit.org/projects/aleksis/aleksis-app-untis/de/