Handling code quality and dependency upgrades

- Use conda as build environment
- Add test dependencies to extras_require
- Add code coverage (coverage and codecov.io)
- Update badges in README

# Conflicts:
#	setup.py

# Conflicts:
#	.gitignore
#	.travis.yml
#	docs/guide/build_hardware.md
#	donkeycar/__init__.py
#	setup.py

Fix for #242

Fix missing status message after starting tornado

Adding Robocar store as an official store

Add a callback to the tornado event loop to signal
successful launch. Not a tornado expert, so the callback
will hopefully only be called once.

Fix #196

Fix my history

Trigger deploy to pypi using travis.ci

Remove annoying trailing whitespaces

Autoformatting editors create unessesary large patches when
changing files with lots of trailing whitespaces