Update README.md

removed link to Onion video.
Merge remote-tracking branch 'XTUPLE/master' into debian_7.7
add global bower install, increase logging
install openrpt and xvfb during bootstrap
Merge pull request #491 from gilmoskowitz/gh489_globalBower

add global bower install, increase logging
improve logging, assume github openrpt is good for now
verbose build to debug ci failure
Merge remote-tracking branch 'XTUPLE/master' into ghXtupleServer212_xvfbAndOpenrpt

Conflicts:
	bootstrap.sh
Merge pull request #492 from gilmoskowitz/ghXtupleServer212_xvfbAndOpenrpt

fixes xtuple-server #212 - install xvfb and openrpt
cleaned up redundency and fixed merge conflicts