Code doc fixes and additions
Renamed method to set a proper name
Determine properly OA settings for Autodiscover

It requires https://github.com/Zentyal/openchange/pull/76 to work
Var name typo fixes
Adapted configuration for making Autodiscover works with Outlook Anywhere

Avoid creation of RPC/Proxy autocertificate
Remove useless autodiscover certificate as superseeded by subjAltName in Domain cert
Download the CA cert in RPC/Proxy model
Migrate RPC Proxy certificate to new use our zentyal-ca
Notify when OpenChange is using the domain certificate
Some minor improvements in help messages

+ Public methods doc
Remove warning on revoking a certificate
Adapted to latest layout
Adapted to required the version with Autodiscover + HTTPS OA
Use the hostname + outgoing mail domain to last resort

If we cannot guess the RPC Proxy hostname to use
Show domain if the hostname is not a SubjAltName from the domain cert
Merge pull request #1497 from Zentyal/ejhernandez/autodiscover-oa-https

Make Autodiscover work with HTTPS