config change for deploy
config change for deploy & font_awesome plugin
config change for deploy with font_awesome
config change for deploy & font_awesome plugin
config change for deploy & font_awesome plugin
config change for deploy & font_awesome plugin
config change for deploy & font_awesome plugin
All text updates
updates layout file name for System Requirements page
Merge remote-tracking branch 'origin/david_updates'

 - Adds in changes to documentation and a new documention file.
ENGINEERING:  Complete documentation as of 02-July-2014

  - set-up to run locally only *not* on Heroku.
  - for Heroku build, COMMENT OUT LINE 5 & 6, UNCOMMENT LINES 7 & 8
Updating PayLeven PayPal page
removed double icon (only added for heroku testing)
Payments section Formatting tex and images
proofing

payments manual
added login button to nav and mobile navigation
styled links, imgs, a's and italic elements
small fixes from new css rules
fixed default img styles and fixed impact on logo
fixed back links in breadcrumbs