Created new branch for machine learning project, added a few PDFs and output the labels in a hopefully easy to read fashion
add two versions of pdftotext output
Merge pull request #5 from yg4886/machine_learning

add two versions of pdftotext output
 a stray file
Gather Yan's changes. Merge branch 'machine_learning' of https://github.com/jameshowison/softcite into machine_learning
Tentative XML coding of sentences
Grabbing upstream change. Merge branch 'master' into machine_learning
Gold-standard coding of sentence split PDFs.  Issues created to track decisions here
Merge branch 'master' of https://github.com/jameshowison/softcite