Follow up fixes on travis

Author: kevzlou7979

.travis.yml

@@ -8,7 +8,7 @@ cache:
   - $HOME/.m2
 before_install:
 # install the gwt-material-jquery because it will depends on built in jquery
-- git clone -b release_2.5.0-rc1 https://github.com/GwtMaterialDesign/gwt-material-jquery.git
+- git clone -b release_2.5.0_rc1 https://github.com/GwtMaterialDesign/gwt-material-jquery.git
 - cd gwt-material-jquery
 - mvn install -DskipTests=true -DdryRun=true
 - cd ..