Update Digest.new to not raise warning.
Refactoring tests.

Rename client to interface in tests.
Beta-527: Raise client timeouts.
Beta-525: Change Timecop back to static date.

Adding comment how to test interface.
Merge remote-tracking branch 'upstream/master' into change_client_timeouts

Conflicts:
Change ssl version to TLSv1 as Marketo doesn't support SSLv3
Merge pull request #4 from den-sergeyev/change_client_timeouts

Change client timeouts
Merge pull request #3 from backupify/digest_update

Rails 4
Respond to code review
Merge remote-tracking branch 'upstream/master' into fix_sync_multiple

Conflicts:
	spec/interface_spec.rb
	spec/marketo_spec.rb