Update documentation full example and sync with todo.py example.
tests runner is now nose + setuptools

Previously, there was enigmatic description how to run tests (`make test` was
the command, but no Makefile). In addition, separate requirements file.

Now, single, standard command handles everything.
make travis use new testrunner
Merge pull request #46 from husio/testrunner

tests runner is now nose + setuptools
Merge pull request #37 from victorneo/update-docs-example

Update documentation full example and sync with todo.py example.
Merge branch 'master' of git://github.com/twilio/flask-restful
no data if no data