Merge pull request #2 from bobitriyanto/master

add .travis.yml
Merge pull request #3 from bobitriyanto/master

change .travis.yml
Merge pull request #4 from bobitriyanto/master

add bundel exec rake
Merge pull request #5 from bobitriyanto/master

update Gemfile
Merge pull request #6 from bobitriyanto/master

add Rakefile
Merge pull request #7 from bobitriyanto/master

Add Gemfile.lock
Merge pull request #8 from bobitriyanto/master

Edit Rakefile
Merge pull request #9 from bobitriyanto/master

change .travis.yml
Update .travis.yml