Reworked header and footer

Now based almost entirely on small images (~500 bytes) to avoid gradient compatibility issues
Modified, added, and fixed several things in the header and footer

Small visual tweaks, Chrome compatibility, and image hover css were added.
More details can be found in issue #22.
Styling, front page, contacts page update

Changed header links to be on one line, will be merging some pages.
Changed up some of the styling a little.  Edited the contacts page a
little bit, but need to work on the styling of the page and add in email
post script.
Pertains to issues #22, #11, #22, and #9.
Projects page update

Projects pages created for Issue #16.
About Us page update

Additional About Us page updates for Issue #17.
Link changes

Changes to structure of website.
Structure changes

Calender page renamed to Calendar.  Trips page merged into interns page.
Interns page updated.
Issues #10 and #18 affected.
Contact page update

Contact/donate page updated.  Still need to add script.  Issue #11.
In the Classroom page update

Organizational and scholars pages created under it.
Readme update

Added images directory description, extra information about site.
Removed /img/home

Pictures meant for the carousel on the front page -- carousel was
ditched for the GenerousU video.
Update README.md
Update README.md
Merge pull request #29 from CE4DC/shawn

Website redesign rough draft