Merge pull request #2 from ryanpitts/gh-pages

srccon site updates
merged ryan
merged with erikas branch I think
holy fuck gigantic content refresh
fixing errors from initial push
updated session image
removed unused images
updated the logistics page
small tweaks
added links to the logistics page
changed background and logo on session pitch page
updated mailing list link
updated nav situation on desktop
removed more old images
retina logoz
fixed logo fuckup on index
force reload css file
added favicon
tweak homepage