Update .travis.yml

cache setting, target branch
Update .travis.yml
all coffee change to Class and include with Browserify
beautify
Merge pull request #11 from slowbirds/addbrowserify

all coffee change to Class and include with Browserify
repair Gemfile
Merge pull request #12 from slowbirds/addbrowserify

re: pull req
repair Gemfile.lock with bundle update --no-deployment
Merge branch 'update_gem_failture'
coding style changed
design change
Merge pull request #14 from slowbirds/update_coding_style

coding style changed
Merge pull request #15 from slowbirds/design_change1216

design changed