Drop support for deployment from Git repositories, as deprecated
in the 17.02 charm release. This feature is unmaintained and has
no known users.
Change-Id: I44f00afeee8623713055310b025f1e91af18b86a
Adds pause and resume unit to the charm such that the
charm stays paused during maintenance operations.
Partial-Bug: 1558642
Change-Id: Id5c44143f30305a3c412648cebb4c30caaa3e789