.travis.yml in activeadmin-1.1.0 vs .travis.yml in activeadmin-1.2.0

@@ -6,14 +6,10 @@
 
 dist: trusty
 
 bundler_args: --without development
 
-branches:
-  only:
-    - master
-
 cache: bundler
 
 before_install:
   - PATH=$(npm bin):$PATH # needed to install phantomjs via npm
   - if [ $(phantomjs --version) != '2.1.1' ]; then npm install phantomjs-prebuilt@2.1; fi
@@ -24,13 +20,13 @@
   - bundle exec rake
   - bundle exec rake docs:build
 
 rvm:
   - jruby-9.1.12.0
-  - 2.2.7
-  - 2.3.4
-  - 2.4.1
+  - 2.2.8
+  - 2.3.5
+  - 2.4.2
 
 gemfile:
   - gemfiles/rails_42.gemfile
   - gemfiles/rails_50.gemfile
   - gemfiles/rails_51.gemfile
@@ -43,9 +39,11 @@
 
 matrix:
   fast_finish: true
 
   allow_failures:
+    - rvm: jruby-9.1.12.0
+      gemfile: gemfiles/rails_42.gemfile
     - rvm: jruby-9.1.12.0
       gemfile: gemfiles/rails_50.gemfile
     - rvm: jruby-9.1.12.0
       gemfile: gemfiles/rails_51.gemfile