[WIP]Adding support for Mercurial repositories to RB-Gateway.
Review Request #9398 - Created Nov. 25, 2017 and discarded
LoadConfig, this allows Hg repos to be defined
in the config file. The
HgRepositorytype has been created and
Interactions with Hg repos are done through Mercurial's command server
httpiewas used to send
GetFileByCommit. GET requests requesting information from an Hg repo.
Each request yielded the expected result.