Stream video over HTTP

[r4dx]

Justification: Will help with debugging, also a good starting point to learn how to work with video stream. Can also help to analyze video with external device in case ESP won't be able to handle video processing.

Definition of Done:

1. HTTP path exists which shows video stream from camera

N.B. Can start with this http://www.instructables.com/id/How-to-use-OV7670-Camera-Module-with-Arduino