Corrected Indentation

Corrected indentation for {% if completed_missions %}
Updated Base.css

This allows use of the tick-progress/cross-progress classes outside of the missions page.
Update landing_page_for_logged_in_users.html

Changed the inline style to use the tick-progress and cross-progress classes.
Update recursive_diff.html

Fixed a grammar error in the 'high' hint.
Some indentation love
More indentation love
Fix bug 818
Actually Fixed bug 818
Improve Bug 818 fix, implement bug 806 fix
Correct recipies.tar.gz naming bug
Fix issue 817
Merge pull request #94 from 602p/master

Fix Issues 806, 813, 815, 816, 817, 818