remove useless function
Allow getting the connection from a browser
wrap the synchronization-progress signal
Bump SOVERSION to account for recent BIC changes
Imported Upstream version 0.5.0
Merge tag 'upstream/0.5.0'

Upstream version 0.5.0
Imported Upstream version 0.5.1
Merge tag 'upstream/0.5.1'

Upstream version 0.5.1
Include some historical information from the previous packaging.

I only reused the changelog and description from the version in subversion.

Another big question is what to do about the new version having a lower
version number.