git.py: Define remote_set_url and remote_get_url
Renamed remote_set to remote_set_url.
Added remote_get_url.
Both functions accept a Push keyword to set/retrieve the push url.
Added test coverage.
Edited by Ahmon Dancy
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Renamed remote_set to remote_set_url.
Added remote_get_url.
Both functions accept a Push keyword to set/retrieve the push url.
Added test coverage.