Merge pull request #1 from hadjimy/gh-pages

Modify website design and agenda's table. Links are deactivated.
Theme and content fixes
hand-on -> hands-on
Merge branch 'gh-pages' of github.com:mar-one/ACM-Python-Tutorials-KAUST-2014 into gh-pages
hand-on -> hands-on
Update index.html
Web-page corrections
Resize ACM logo