Add additional citations to Michener and Jones 2012
Minor cleanup to Sections 1 and 2 from Zack Brym
Merge pull request #128 from ethanwhite/michen-jones-cites

Add additional citations to Michener and Jones 2012
Merge pull request #132 from klocey/master

Removed contractions
Merge pull request #131 from ethanwhite/zacks-fixes

Minor cleanup to Sections 1 and 2 from Zack Brym
pdf depends on references file as well as manuscript
Add csl file for reference formatting
Reference formatting cleanup
Add explicit mention of PeerJ to preprints note in Acknowledgements
Updating pdf after revision
made small grammatical corrections throughout -KL