This reverts commit bb88aa38.

This is called only from sync_git_repo which does update as well.
Fixes issue #235.

We now record IDs of updates units and remove the rest. This way we can
also detect messages seen several times like issue #232.

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Currently translated at 100.0% (784 of 784)

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Currently translated at 92.6% (726 of 784)

Show correct hash for last remote commit.

Remove hard coded branch name.

Currently translated at 100.0% (784 of 784)

This might be legally problematic, it's up to site admin whether to
enable this service.

Fixes issue #136

This makes it easier to debug issues.

Currently translated at 100.0% (784 of 784)

This uses test credentials.

This implements current Microsoft Translator API (issue #206).