Add an empty optimized_thetas directory

Fix headers in README

Fix headers in README

Change hidden layer size

Add links to sample dataset and trained model

Add link to Gitter - https://gitter.im/autonomous-rc-car/Lobby

Update README

Move PiCamera settings to configuration.py

rc controller circuit diagram

Avoid file write before prediction for each image

Add link to blog post

Add link to the video on Youtube

Fix errror in README.md

Edit README.md to add Motor Driver IC pin names

Edit README.md and rename variables in cost_function.py