More whitespace changes - convert tabs to 2 spaces

Without this patch there are tabs in the index file.  This is a problem
because I hate tabs.  This patch fixes the problem by removing the tabs.
Add image of pile o' dirt.

Without this patch nobody knows what dirt looks like.  This patch fixes
the problem by adding an image of some dirt.
Merge pull request #1 from jeffmccune/dirt_pic

Dirt pic