Merge pull request #1 from c-bata/travis-ci-settings

Modify env var and Add build status on README

Add .travis.yml

Update a README.md

Implement the ImpressionForm test

Implement the views to add impressions

Write the redirecting tests but failure

Implement the views

Implement the book form and write the tests

Use a django template and write a test

Add Bootstrap and Implement the routing process and writing it's test

Add the test cases of impression model and Refact

Add a test case of book model and Refactor

Add a test case

Write a Book Model test and passed it