* release/0.6.4: (21 commits)
  Bump version to 0.6.4
  Update german translation
  Update copyright years
  Remove alioth references
  Fix documentation build
  Remove gmane links
  Add new Debian Janitor service
  Translated using Weblate (Polish)
  Translated using Weblate (Chinese (Simplified))
  Translated using Weblate (Japanese)
  Added translation using Weblate (Japanese)
  Translated using Weblate (Portuguese)
  Added translation using Weblate (Portuguese)
  Translated using Weblate (Russian)
  Translated using Weblate (Portuguese (Portugal))
  Translated using Weblate (Russian)
  Added translation using Weblate (Russian)
  Translated using Weblate (Norwegian Bokmål)
  Translated using Weblate (Portuguese (Brazil))
  Translated using Weblate (Portuguese (Brazil))
  ...

The alioth.debian.org service has been decommisioned. This commit
removes links to alioth and the alioth user name input field.

Fixes #1

The gmane service does not exist anymore.

Currently translated at 14.2% (13 of 91 strings)

Currently translated at 100.0% (90 of 90 strings)

Currently translated at 67.0% (61 of 91 strings)

Currently translated at 100.0% (91 of 91 strings)

Currently translated at 100.0% (91 of 91 strings)

Currently translated at 98.9% (90 of 91 strings)

Currently translated at 19.7% (18 of 91 strings)

Currently translated at 100.0% (90 of 90 strings)

Currently translated at 100.0% (90 of 90 strings)

Currently translated at 100.0% (90 of 90 strings)

Currently translated at 100.0% (90 of 90 strings)

Update and add translations from Weblate
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Merge tag '0.6.3' into develop

Release 0.6.3

Update and add translations from Weblate

Currently translated at 9.8% (9 of 91 strings)

Currently translated at 98.9% (89 of 90 strings)

Currently translated at 90.1% (82 of 91 strings)

Currently translated at 18.7% (17 of 91 strings)

Currently translated at 89.0% (81 of 91 strings)

Currently translated at 86.8% (79 of 91 strings)

Currently translated at 71.4% (65 of 91 strings)

Currently translated at 85.7% (78 of 91 strings)

Currently translated at 100.0% (91 of 91 strings)

Currently translated at 84.6% (77 of 91 strings)

Currently translated at 61.5% (56 of 91 strings)

Currently translated at 9.9% (9 of 91 strings)

Currently translated at 100.0% (90 of 90 strings)

Currently translated at 83.5% (76 of 91 strings)

Currently translated at 92.2% (83 of 90 strings)

Currently translated at 65.9% (60 of 91 strings)

Currently translated at 100.0% (90 of 90 strings)

Currently translated at 3.3% (3 of 91 strings)

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Merge tag '0.6.3' into develop

Release 0.6.3

* tag '0.6.3':