Adding drone file
Updating drone config
Updating readme and drone file
Added debian 7 support.
Updated logic based on rubocop recs.
Changed default root user to admin for wheezy.
Adding additional information for other Medidata mesos cookbooks that use this
cookbook.
Merge branch 'release/1.0.6' into develop
Added ec2 tagging for CI and rubocop checkstyle.
Merge branch 'develop' into feature/add-wheezy-support

Conflicts:
	recipes/slave.rb
Merge pull request #27 from mdsol/feature/add-wheezy-support

Feature/add wheezy support
Merge pull request #31 from mdsol/feature/adding-ec2-tagging-and-checkstyle

Added ec2 tagging for CI and rubocop checkstyle.
Upgrading to berkshelf 3 and updating to a valid wheezy AMI.
Updating to valid AMI
Updating default mesos to version 0.16.0
Changing to ebs backed wheezy AMI because it's turtles all the way down.
Merge pull request #32 from mdsol/feature/upgrading-to-berkshelf-3

Upgrading to berkshelf 3 and updating to a valid wheezy AMI.
Merge branch 'develop' of https://github.com/mdsol/mesos_cookbook into develop

Conflicts:
	README.md
Updated rubocop file with new Exclude keyword instead of deprecated
Excludes.  Also added zookeeper test cookbook that installs zk as a
package for local testing.  Test cookbook is referenced in Berksfile.
Updated default mesos version to 0.17.0.