Flask-socketio

- fix dependency version ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/65f29ce16e386d5a0718de7e78ce39a77bd732d6))

- move to the new WSGIApp class in python-socketio ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/db74fa385e9f508fff25029f2a3bfd1b86916960))
- remove misleading target keyword arg in examples ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/7463d340581bff18be09b989ab938d367e2cf408))
- Fix test client [call]back returning [732](https://github.com/miguelgrinberg/flask-socketio/issues/732) ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/4b0648cb195be3f94344d9b0b7f77d9b312256d8)) (thanks **Alex Pilon**!)

- undoing fix for [713](https://github.com/miguelgrinberg/flask-socketio/issues/713) as it breaks the reloader for regular apps ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/b20224b968fd99ee69e3cefc78d07e989c833064))
- README.md: Add syntax highlighting to python code [723](https://github.com/miguelgrinberg/flask-socketio/issues/723) ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/cc49b24b1aabcfe976dc402f798717939664e378)) (thanks **Meet Mangukiya**!)
- Fix typo in docs [717](https://github.com/miguelgrinberg/flask-socketio/issues/717) ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/cec3986a5ba05f84df4894eeeb715d5c1a290abf)) (thanks **Grey Li**!)

- reloader fix [713](https://github.com/miguelgrinberg/flask-socketio/issues/713) ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/549cad6307c066c24146590a5c3427fa4b9a8fa3))

- minor fix for Flask 1.0 ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/39649c83393da5b69d26e5e410a49c86af71a0f9))
- add pypy3 target to travis builds ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/9d4a5a46edc359ceda873f3f984216946a8051c2))
- remove outdated warning about gunicorn R19 [563](https://github.com/miguelgrinberg/flask-socketio/issues/563) ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/a917674006932088eea46311886d3e8c44d5984a))
- improved documentation for disconnect() [673](https://github.com/miguelgrinberg/flask-socketio/issues/673) ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/73f17fa3d24122ea4ece098a3c9bdb1898024eeb))

- support --with[659](https://github.com/miguelgrinberg/flask-socketio/issues/659) ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/f08cc232fc1313c2d8a423d78a6444c127d116ae)) (thanks **Kareem Zidane**!)
- add optional namespace argument to disconnect function ([commit](https://github.com/miguelgrinberg/flask-socketio/commit/9cfa8e117129841e8f060ca53f412985a65d4f54))