Adding a graphical link to Flock Con

Replacing the flickr-images (will place back after conference)
with a logo/link to the Fedora Flock Conference CofC is hosting
thanks to Chad Hobbs.
Merge pull request #11 from covertcodeop/master

CSCLUG is really excited Flock is happening in Charleston!!! Go Fedora 19 :)
Updated Navbar and Footer

Navbar, added links and organized the links by alphabetical order.
Footer, moved sponsers to footer, Fixed imabug's twitter link, added my infos, fixed small issues between styling on various pages.
Local Groups, Alphabetized the groups.
Changed all links to open a new tab instead of changing webpage.
Added Jobs and Presentations Pages

Jobs, used local groups page as template. Changed column name to match purpose.
Presentations, used local groups page as template. Changed column name to match purpose.
Merge pull request #12 from Caboose885/master

Site Update
Changed URL for SC Palmetto Technology Hub
Merge pull request #13 from ben-carson/patch-1

Changed URL for SC Palmetto Technology Hub
Merge branch 'master' of github.com:csclug/csclug.github.com