attempt to get travis working

attempt to get travis working

diff --git a/.travis.yml b/.travis.yml
index 644d57f..52ee510 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,25 +1,28 @@
+---
 language: ruby
 matrix:
   fast_finish: true
   include:
     - rvm: 2.3
-      gemfile:
-        - gemfiles/rails_4.gemfile
-        - gemfiles/rails_5.gemfile
+      gemfile: gemfiles/rails_4.gemfile
+    - rvm: 2.3
+      gemfile: gemfiles/rails_5.gemfile
+    - rvm: 2.4
+      gemfile: gemfiles/rails_4.gemfile
     - rvm: 2.4
-      gemfile:
-        - gemfiles/rails_4.gemfile
-        - gemfiles/rails_5.gemfile
+      gemfile: gemfiles/rails_5.gemfile
+    - rvm: 2.5
+      gemfile: gemfiles/rails_4.gemfile
     - rvm: 2.5
-      gemfile:
-        - gemfiles/rails_4.gemfile
-        - gemfiles/rails_5.gemfile
-        - gemfiles/rails_master.gemfile
+      gemfile: gemfiles/rails_5.gemfile
+    - rvm: 2.5
+      gemfile: gemfiles/rails_master.gemfile
+    - rvm: 2.6
+      gemfile: gemfiles/rails_4.gemfile
+    - rvm: 2.6
+      gemfile: gemfiles/rails_5.gemfile
     - rvm: 2.6
-      gemfile:
-        - gemfiles/rails_4.gemfile
-        - gemfiles/rails_5.gemfile
-        - gemfiles/rails_master.gemfile
+      gemfile: gemfiles/rails_master.gemfile
 
 cache: bundler

GitHub sha: 64591027