* adding CombineSRVs and SplitCombinedSrvValues
adding support for Gandi SRV record types
* adding dc.CombineSRVs()
adding dc.CombineSRVs() to allow Gandi SRV record types.
* adding providers.CanUseSRV
adding providers.CanUseSRV for allowing Gandi to use SRV record types.
* adding case "SRV"
adding case SRV to allow Gandi to use SRV record types.
* Add support for SRV records for NAMEDOTCOM and ROUTE53.
* Improve docs
* Rename RR() to ToRR().
* Rename RecordConfig Priority to MxPreference (affects json IR data)
* initial refactoring of diffing
* making cloudflare and others compile
* gandi and gcloud. no idea if gandi works anymore.
* r53
* namedotcom wasn't working.
* go changes to support nameservers_from
* clear nameservers before giving to dsp.
* work
* work
* nameserver updates.
* remove unused
* name.com stinks at NS records.
* whitespace
* removing web(belongs in own repo). First sketch of DSP vs NAMESERVER_FROM
* add DEFAULTS to replace defaultDsps.
* initial gcloud provider. Simple records work.
* namedotcom can do subdomain ns records now.
* fix for mx and txt
* kill dsp acronym