update unit test metadata

- stop unit testing 2.6 (I am dropping support)
- remove create_resources from fixtures (it was required for testing 2.6)
- add back branches to test

.fixtures.yml

@@ -8,6 +8,5 @@ fixtures:
     "sysctl": "git://github.com/duritong/puppet-sysctl.git"
     "rabbitmq": "git://github.com/puppetlabs/puppetlabs-rabbitmq.git"
     'inifile':  'git://github.com/cprice-puppet/puppetlabs-inifile'
-    "create_resources": 'git://github.com/puppetlabs/puppetlabs-create_resources'
   symlinks:
     "nova": "#{source_dir}"

.travis.yml

@@ -1,12 +1,16 @@
 language: ruby
 bundler_args: --without development
 script: "bundle exec rake spec SPEC_OPTS='--format documentation'"
+-branches:
+  only:
+    - master
+    - folsom
+    - essex
 rvm:
   - 1.8.7
   - 1.9.3
   - ruby-head
 env:
-  - PUPPET_GEM_VERSION="~> 2.6"
   - PUPPET_GEM_VERSION="~> 2.7"
   - PUPPET_GEM_VERSION="~> 3.0"
 matrix:
@@ -17,9 +21,5 @@ matrix:
       env: PUPPET_GEM_VERSION="~> 2.7"
     - rvm: ruby-head
       env: PUPPET_GEM_VERSION="~> 2.7"
-    - rvm: 1.9.3
-      env: PUPPET_GEM_VERSION="~> 2.6"
-    - rvm: ruby-head
-      env: PUPPET_GEM_VERSION="~> 2.6"
 notifications:
   email: false