.travis.yml in mongoid-minitest-1.1.0 vs .travis.yml in mongoid-minitest-1.2.0

@@ -1,16 +1,25 @@
 language: ruby
 rvm:
   - 2.1
   - 2.2
-  - rbx-19mode
+  - 2.3
+  - 2.5
   - jruby-19mode
 gemfile:
   - gemfiles/mongoid-3.1.gemfile
   - gemfiles/mongoid-4.0.gemfile
+  - gemfiles/mongoid-5.1.gemfile
+  - gemfiles/mongoid-6.0.gemfile
+  - gemfiles/mongoid-7.0.gemfile
   - gemfiles/edge.gemfile
   - Gemfile
 
 matrix:
   allow_failures:
     - gemfile: gemfiles/edge.gemfile
-  fast_finish: true
\ No newline at end of file
+  fast_finish: true
+  exclude:
+    - rvm: 2.1
+      gemfile: gemfiles/mongoid-6.0.gemfile
+    - rvm: 2.1
+      gemfile: gemfiles/mongoid-7.0.gemfile