added pdf to git repo

Author: rodluger

docs/paper.rst

@@ -1,10 +1,8 @@
 The Paper
 =========
 
-.. image:: abstract.jpeg
-
 Below we provide links to Python scripts to generate all the figures in the
-`paper <https://github.com/rodluger/everest/blob/master/paper/tex/k2.tex>`_.
+`paper <https://github.com/rodluger/everest/blob/master/paper/tex/k2.pdf>`_.
 Most allow the user to generate the figures from scratch, but some load in `.npz`
 files with pre-downloaded and pre-de-trended data. It shouldn't be *too* hard to
 generate that data yourself, though...