This is follow-up for 56c66ee486 allowing admin
to see private repositories, even when not being member of them.

Fix #1965

Fix #1965

The hyperlink and the display name of the branch if the branch is in a folder or the branch name has '#'

This is the old naming of the variable and I forgot to fix it. It now
works and is tested.

This allows the admin to disable the version information about gogs and
go in use in the footer.