add travis stages

Author: tphoney

.travis.yml

@@ -36,6 +36,7 @@ matrix:
       - bundle exec rake litmus:acceptance:parallel
       services: docker
       sudo: required
+      stage: acceptance
     -
       bundler_args:
       dist: trusty
@@ -49,6 +50,7 @@ matrix:
       - bundle exec rake litmus:acceptance:parallel
       services: docker
       sudo: required
+      stage: acceptance
     -
       bundler_args:
       dist: trusty
@@ -62,6 +64,7 @@ matrix:
       - bundle exec rake litmus:acceptance:parallel
       services: docker
       sudo: required
+      stage: acceptance
     -
       bundler_args:
       dist: trusty
@@ -75,6 +78,7 @@ matrix:
       - bundle exec rake litmus:acceptance:parallel
       services: docker
       sudo: required
+      stage: acceptance
     -
       bundler_args:
       dist: trusty
@@ -88,6 +92,7 @@ matrix:
       - bundle exec rake litmus:acceptance:parallel
       services: docker
       sudo: required
+      stage: acceptance
     -
       bundler_args:
       dist: trusty
@@ -101,15 +106,18 @@ matrix:
       - bundle exec rake litmus:acceptance:parallel
       services: docker
       sudo: required
-
+      stage: acceptance
     -
       env: CHECK="check:symlinks check:git_ignore check:dot_underscore check:test_file rubocop syntax lint metadata_lint"
+      stage: static
     -
       env: PUPPET_GEM_VERSION="~> 5.0" CHECK=parallel_spec
       rvm: 2.4.5
+      stage: spec
     -
       env: PUPPET_GEM_VERSION="~> 6.0" CHECK=parallel_spec
       rvm: 2.5.3
+      stage: spec
 branches:
   only:
     - master