chore(travis): remove double bower install to test if it's still needed

We did this due to travis-ci/travis-ci#1293 but since it's possible that this hack is not needed, I'm removing it.

If it turns out that we do need it still then we should ping the travis issue and revert this commit

.travis.yml

@@ -18,9 +18,7 @@ before_script:
   - mkdir -p $LOGS_DIR
   - ./lib/sauce/sauce_connect_setup.sh
   - npm install -g grunt-cli
-  - grunt bower
-  - grunt bower
-  - grunt package-without-bower
+  - grunt package
   - ./scripts/travis/wait_for_browser_provider.sh
 
 script:

Gruntfile.js

@@ -300,7 +300,6 @@ module.exports = function(grunt) {
   grunt.registerTask('minify', ['bower','clean', 'build', 'minall']);
   grunt.registerTask('webserver', ['connect:devserver']);
   grunt.registerTask('package', ['bower','clean', 'buildall', 'minall', 'collect-errors', 'docs', 'copy', 'write', 'compress']);
-  grunt.registerTask('package-without-bower', ['clean', 'buildall', 'minall', 'collect-errors', 'docs', 'copy', 'write', 'compress']);
   grunt.registerTask('ci-checks', ['ddescribe-iit', 'merge-conflict', 'jshint', 'jscs']);
   grunt.registerTask('default', ['package']);
 };