add unittest info in README.md
nosetests with coverage
Merge branch 'feature/multipart_reader' into feature/unittest_doc
fix
Merge branch 'feature/multipart_reader' into feature/unittest_doc
fix test
Merge branch 'feature/multipart_reader' into feature/unittest_doc
Merge branch 'feature/multipart_reader' into feature/unittest_doc
x
Merge branch 'feature/multipart_reader' into feature/unittest_doc
test-env.sh in README.md
Merge branch 'feature/multipart_reader' into feature/unittest_doc
fix README.md
fix README.md
fix README.md
Merge pull request #56 from SunRunAway/feature/unittest_doc

travis CI & README.md