Support rspec-puppet v1.0.0

include_class has been replaced with contain_class.
http://bombasticmonkey.com/2013/12/05/rspec-puppet-1.0.0/
Merge pull request #20 from ghoneycutt/rspec_puppet_v1

Support rspec-puppet v1.0.0
Enable fast finish in Travis

http://blog.travis-ci.com/2013-11-27-fast-finishing-builds/
Test against Ruby v2.0.0 though allow it to fail
Test against Puppet v3.4
Drop support for Puppet v2.7
Merge pull request #22 from ghoneycutt/travis

Travis
bugfixes to balance script
Added parameter for balance ignore file
Support Puppet v3.4 and Ruby v2.0.0
Merge pull request #24 from ghoneycutt/support_puppet_34_and_ruby2

Support Puppet v3.4 and Ruby v2.0.0
Merge pull request #23 from jonathanbower/nx_updates

bugfixes to balance script
Change balance frequency from once on hour to every 4 minutes
Merge pull request #26 from jonathanbower/master

Change balance frequency from once on hour to every 4 minutes
Fix failsafe bug in nx_balance_sessions.sh
Merge pull request #27 from jonathanbower/master

Fix failsafe bug in nx_balance_sessions.sh