versioncontrol: Fixed the "View changes..." button at the root of the source browser when no default repository is defined. Also fixed auto-completion of repository names.
versioncontrol: Fixed the "View changes..." button at the root of the source browser when no default repository is defined. Also fixed auto-completion of repository names.

Closes #9136.

pkdevbox/trac,pkdevbox/trac,pkdevbox/trac,pkdevbox/trac