Update ruby version on travis to let rack install
Update ruby version on travis to let rack install

rlugojr/jasmine,rlugojr/jasmine,seanparmelee/jasmine,seanparmelee/jasmine,aaron-goshine/jasmine,aaron-goshine/jasmine,seanparmelee/jasmine,rlugojr/jasmine,aaron-goshine/jasmine,aaron-goshine/jasmine,aaron-goshine/jasmine,rlugojr/jasmine,rlugojr/jasmine,seanparmelee/jasmine,seanparmelee/jasmine