Added NeoPixel Sample
Added NeoPixel Image
Update index.htm
Updating instructions for BYOB

Many people are coming to this page from a BYOB viewpoint, so we want to give them a branch to get their board and SD card prepped before moving forward.
Removed HTML tags and replaced with Kramdown
Added comments
Merge pull request #73 from rodericlewis/patch-6

Updating instructions for BYOB
Merge pull request #72 from rodericlewis/patch-5

Update index.htm
Merge pull request #69 from anthony-ngu/NeoPixelSample

Added NeoPixel Sample