Add example code to README.
Add example code.
Merge pull request #4 from bluele/addExamples

Add examples
update version to 0.2.0
Merge pull request #5 from bluele/version-0.2

update version to 0.2.0
add support py34
fix README
changed script value in travis to tox command.
fix README
add "tox" to requirements_dev.txt & remove python-versions of .travis.yml
Changed test case name to test_post and Added test case skeleton for strong parameters.