Fix Blogger CNAME configuration

The endpoint should be ghs.google.com, not the blogspot hostname.
https://support.google.com/blogger/troubleshooter/1233381?hl=en#ts=1734117
add jimdo to service templates
improve wording
Merge pull request #7 from Jimdo/jimdo

Add Jimdo to service templates
add pobox service template
Remove extra comma.
Add 4ormat.com
Shorten the description.
Add rake tasks for generating and verifying services.
Handle known exceptions better.
Move the dnsimple_services module into lib.
Don't use puts directly in DnsimpleServices module.
Refactor out verify_config method.
Correct README.
Verify that record attributes are present.
Implement Amazon S3 service config.
Links to S3 and docs.
Implement Fastly. The ALIAS may need to be changed to a URL redirect.
Remove unused CNAME records.
Tweak name.