added gem description to the ReadMe page,
changed Saas to SaaS in Readme
Add some spec tests and updated README
Reference subscriber id from event
Remove random file named "]"
Get VCR working

Use faraday for VCR
added specs for ResponseError and api_host. Separated other spec files into smaller files
Make spec_helper RSpec 3 compatible
Add Travis CI support
Merge pull request #4 from simpleweb/finishing-to-do

Finishing to do
Add support for activation event type
Create specs after catching up with master