Need to add *.html so that new files generated from new sections are added to the github pages branch.
1. Path didn't include the necesary bin directory after a reboot.
2. Usage message referred to nonexistent variable.
Path didn't include the necesary bin directory after a reboot.
Added support for bibliography.  Also edited the sed pattern used for finding TOC entries, because it seemed to be failing with the new version of Pandoc (1.12.3.x), but it turns out that change wasn't necessary and the problem was simply that Pandoc no longer produces a TOC in a file that has no content.
Pandoc no longer produces a TOC in a file that has no content.  So, we need to put in a placeholder in otherwise empty files to have things show up properly.
Added support for citations and references.  I'm using the APA style, because I find the format more intuitive than the default Pandoc style (which is Chicago).  I downloaded the apa-5th-edition.csl file from https://github.com/citation-style-language/styles/.
Mentioned the license for the CSL file.
Mentioned the license for the CSL file.
Ignore dir created automatically by Emacs AuCTeX.