Test travis integration

Author: cintamani

.travis.yml

@@ -21,6 +21,7 @@ env:
     - "RAILS_VERSION=4.2"
     - "RAILS_VERSION=5.0"
     - "RAILS_VERSION=5.1"
+    - "RAILS_VERSION=5.2"
     - "RAILS_VERSION=master"
 
 rvm:
@@ -30,6 +31,10 @@ rvm:
   - 2.4.2
   - ruby-head
 
+branches:
+  only:
+  - 0-10-stable
+
 matrix:
   include:
   - { rvm: jruby-9.1.13.0, jdk: oraclejdk8, env: "RAILS_VERSION=4.1 JRUBY_OPTS='--dev -J-Xmx1024M --debug'" }