Co-Authored-By: Michał Sochoń <kaszpir@gmail.com>

Co-Authored-By: Michał Sochoń <kaszpir@gmail.com>

Co-Authored-By: Michał Sochoń <kaszpir@gmail.com>

Voice control update

2. fix line length, grammatic and formatting issues
3. Error handling if request failed
4. Fix README

Voice control by Alexa

Fix issues with xboxswapped controller

Add option to do nothing on older axes, otherwise both joystics were
reacting in the same time to throttle and steering, which made it
totally unusable.

Path follow

Update faq.md

Update build_hardware.md

Arduino drivetrain support

add "sensored" to brushless motor reference

A template meant to familiarize users with Arduino drivetrain related
config options and sample code.
Allows users to control a an Arduino drivetrain car with a joystick.

Document the following:
1. How to connect Arduino pins to servo/ESC.
2. What sketch to load onto the Arduino side
3. Explain calibration mechanism for Arduino drive train.
4. Provide sample snippets showing how to make use of this part.

First comment about instructions to follow stated "updated" 2017 Make Magazine article.  Changed to OUTDATED and moved to end of the paragraph.