Initial support for DNS
Merge branch 'dns' of github.com:fernandes/fog-softlayer into dns

* 'dns' of github.com:fernandes/fog-softlayer:
  Initial support for DNS
Real tests for DNS

* API key needed to run tests
* no charges apply
* still no mock for objects
Minor fix on example doc
Mocks ok
Just forcing Travis build
Feature: Tests for serial increase and serial increase in mocks
Merge pull request #2 from fernandes/dns

DNS Initial Support
Add contributors file.  Bump version.
Update README and CHANGELOG.
Update Compute with ssh_password method.
Fix formatting on DNS example file.
[DNS] Added support for Fog::DNS::Softlayer::Records.get
[DNS] Added example for Fog::DNS::Softlayer::Records.get
Merge pull request #3 from fernandes/feature/get_specific_domain_record

[DNS] Added support for Fog::DNS::Softlayer::Records.get
Bump version.  Update CHANGELOG.
Update Compute model after breaking API change.
Update compute model tests to specify datacenter.
Update CHANGELOG.  Bump version.
Add SoftLayer_Tag support to Fog::Compute::Softlayer

Fix compute mocks. [Now with lifelike action!]

Implement compute tags: mocks and tests.