Rearranged and tighten the share your data section
Merge pull request #68 from dmcglinn/master

Rearrange and tighen the share your data section
Minor cleanup
Final cleanup

1. Fix the tables so that they display properly (3.5 hours; sigh)
2. Reference cleanup (5 minutes)
3. Proper alignment of last sentence in section 1 (30 seconds)
Merge pull request #69 from ethanwhite/final-cleanup

Final cleanup