Adding support for errorfiles.
Don't proceed if there are no services available
[marcoceppi] Don't proceed if there are no services available
Integrate review feedback.
Build path using os.path.join()
Error file extension is now .http
The code now reflects the fact that errorfiles is the raw HTTP response,
not just an html document.
Remove unused 'path' key.
[jseutter] adds support for the backend service to specify errorfiles in the service configuration. If errorfiles are supplied, the haproxy charm will write them to /var/lib/haproxy/<service_name>/<http status>.html and configure haproxy to use them.
Fix typo in config.yaml to pass proof.
README updates as part of charm audit.
Add test case and fix for backend "server" entries not getting unioned, when multiple units join the relation
add clarifying comment
add doc to new tests
Addressing sidnei[0] - use copy() dict method
Removing lint
Further optimization/readability improvements to merge function [sparkiegeek]
Fixing sidnei[1]: adding strict duplicate server entries checking (test case and code)
Added amulet test for haproxy
[davidpbritton] Add test case and fix for backend "server" entries not getting unioned, when multiple units join the relation
Fixing code review comments