Merge pull request #96 from drvinceknight/citation

Citation.rst and zenodo badge.

Author: geraintpalmer

CITATION.rst

@@ -0,0 +1,15 @@
+Please use the following to cite the latest version of the Ciw library::
+
+    @misc{ciwpython,
+      author       = {{ {The Ciw library developers} }}
+      title        = {Ciw: <RELEASE TITLE>},
+      year         = <YEAR>,
+      doi          = {<DOI INFORMATION>},
+      url          = {http://dx.doi.org/10.5281/zenodo.<DOI NUMBER>}
+    }
+
+To check the details (RELEASE TITLE, YEAR, DOI INFORMATION and DOI NUMBER)
+please view the Zenodo page for the project. Click on the badge/link below:
+
+.. image:: https://zenodo.org/badge/47995577.svg
+	:target: https://zenodo.org/badge/latestdoi/47995577

README.rst

@@ -17,6 +17,8 @@ A discrete event simulation library for queueing networks
 .. image:: https://badges.gitter.im/Join%20Chat.svg
     :target: https://gitter.im/geraintpalmer/Ciw?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge
 
+.. image:: https://zenodo.org/badge/47995577.svg
+	:target: https://zenodo.org/badge/latestdoi/47995577
 
 
 .. figure:: https://github.com/CiwPython/Ciw/blob/master/docs/_static/logo_small.png?raw=true