Remove old excludes

Author: ju5t

.travis.yml

@@ -17,22 +17,3 @@ env:
   - PUPPET_VERSION="~> 4.8.0"
   - PUPPET_VERSION="~> 4.9.0"
   - PUPPET_VERSION="~> 5.0.0"
-matrix:
-  exclude:
-  # Ruby 1.9.3
-  - rvm: 1.9.3
-    env: PUPPET_VERSION="~> 2.7.0"
-    
-  # Ruby 2.0.0
-  - rvm: 2.0.0
-    env: PUPPET_VERSION="~> 2.7.0"
-    
-  # Ruby 2.1.0
-  - rvm: 2.1.0
-    env: PUPPET_VERSION="~> 2.7.0"
-  - rvm: 2.1.0
-    env: PUPPET_VERSION="~> 3.2.0"
-  - rvm: 2.1.0
-    env: PUPPET_VERSION="~> 3.3.0"
-  - rvm: 2.1.0
-    env: PUPPET_VERSION="~> 3.4.0"