Initial Commit

* Add base HTML, CSS, and image files
* Add .gitignore file to make Git ignore .DS_Store files on the Mac
Add jQuery javascript resource
Add simple robots.txt
Change headlines for about and imprint
Add a basic FAQ page and add it to the navigation
Add FAQ questions

Adapt CSS for nicer <ul> list styling
FAQ title updated
Merge branch 'master' of https://github.com/Ath0m/Tower-test into faq-content