Removes the name string from goal and focuses redirects to the root page.
Removes weekly from the weekly_challenge_displays.
Removes time from challenges and challenge displays.
Minor spiritual goal title fix.
Goal text box works, goals and challenges can only be seen by their owner, fixes tests.
Challenge displays can now be created again.
Creates landing page along with signin and signup functionality on the front.
Landing page is the new default page, and logged in users' root page is their own profile
Sets foundation for about_problem static page.
Merge pull request #89 from TrevorJin/goals-and-challenges-alpha

Goals and challenges alpha