Add static controller
Create home and help pages

Home and help pages have been adde using scafolding
Add about

Added about page with its test
Add title to home, help and about pages

Added the titles to home, help and about pages with their tests.
Refactor of titles

Titles in html have been refactored
Delete old root page

Delete old root page and set home page as root page.
Finish static pages tutorial
Colors for tests added