remove explicit loading of knitr; it's not needed by the reader to follow the paper
Changes to names, affiliations, figure titles (to add figure numbers).  Added figure references in the text for Figs 3, 4 & 6. Added grant numbers for NSF grants.
Merge pull request #28 from gavinsimpson/remove-explicit-knitr

Remove explicit loading of knitr
Merge pull request #30 from gavinsimpson/master

Myriad fixes, edits and additions
Merge branch 'master' of https://github.com/SimonGoring/neotoma_paper

Conflicts:
	Neotoma_paper.Rmd
Integrated @andydawson's changes into the text.
Cleaning up changes missed from @gavinsimpson's PR #27.
-  `subset` for `summary.pinus`
-  `transform` for `mam.melt`
Fixed some formatting in the bib file - some refs were missing capitalization
Minor change to the "Other" description in discussion compile_taxa.  Re-rendered following changes to bib file & minor text edits.  This Rmd and docx is the submitted version.  The PDF reflects the unedited knit.