Add support for cloud integration testing on ec2 and digitalocean
Revert gem kitchen-digitalocean to 0.7.3

Current version conflicts with Ruby 1.9.3
Change digitalocean configs to work with API version 1

Required followup after last commit
Remove Ruby version Specification
Loosen version constraint on gem 'chef'

Allow for version 12, which is backwards compatible with 11
Loosen version constraint on gem 'berkshelf'

~>3.1.1 ---> ~>3.1
Loosen version constraint on gem 'foodcritic'

~>4.0.0 ---> ~>4.0
Add dependency groups for testing suites
Loosen version constraint on gem 'test-kitchen'

~>1.2.1 ---> ~>1.2
Merge branch 'feature-updatebundle'
Push ruby dependency to v2.0

Allow use of digitalocean api 2.0