add requirements.txt : package list
add basic travis.yml
update travis setting : remove --use-mirror ( deprecated )
update requirements.txt : using pip freeze
update test script
error fix : edit test script
Merge branch 'feature/adding-travis-ci' into develop

* feature/adding-travis-ci:
  error fix : edit test script
  update test script
  update requirements.txt : using pip freeze
  update travis setting : remove --use-mirror ( deprecated )
  add basic travis.yml
  add requirements.txt : package list
update README.md : add travis status
Merge pull request #9 from dobestan/develop

adding requirements.txt and .travis.yml