First 15 beta units

Merge branch 'gh-pages' of https://github.com/Photosynq/Photosynq.github.io

Conflicts:
	README.md
	_config.yml
	index.md

Signed-off-by:  <Greg>
- added battery panel - made true PAR light guide with PTFE top and 1/8'' light pipe, incorporated into battery holder - made 3mm holes, 3/8'' light guide hole larger to accomodate 3d printer with plastic extrusion - other minor adjustments

Signed-off-by:  <Greg>
Merge branch 'gh-pages' of https://github.com/Photosynq/Photosynq.github.io