Reverts the title to its original form.

The hyphen is required in proper English between "empirical" and "evidence".
However, a title change is more confusing than a missing hyphen.
Adds the page numbers of publication
Simplifies the make procedure by using TEXMFHOMEREQUIRED
Adds a header to help readers find the current version of the paper.
Fixes a slight overfull hbox
Removes the footer added by fancyhdr
Removes a warning thrown by pgfplots
Adds a LICENSE file