Remove config file for Travis

... because we are not using it.

Change-Id: I787ae4156606377f29af94f0019b3f00e63019d5

.travis.yml

@@ -1,28 +0,0 @@
-language: ruby
-bundler_args: --without development
-before_script:
-  - echo $PUPPET_GEM_VERSION | grep '2.6' && git clone git://github.com/puppetlabs/puppetlabs-create_resources.git spec/fixtures/modules/create_resources || true
-script: "bundle exec rake spec SPEC_OPTS='--format documentation'"
-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"
-  - PUPPET_GEM_VERSION="~> 3.1"
-matrix:
-  allow_failures:
-    - rvm: ruby-head
-  exclude:
-    - rvm: 1.9.3
-      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