* Added `numbers' option to the `natbib' class to work around issue #20. Thanks for the patch, Andy!

git-svn-id: https://tufte-latex.googlecode.com/svn/trunk@83 516e2f36-ce3a-0410-bea4-1d4a03f5df72

tufte-common.sty

@@ -509,7 +509,7 @@
 %%
 % Citations should go in the margin as sidenotes
 
-\RequirePackage{natbib}
+\RequirePackage[numbers]{natbib}
 \RequirePackage{bibentry}	% allows bibitems to be typeset outside thebibliography environment
 % Redefine the \BR@b@bibitem command to fix a bug with bibentry+chicago style
 \renewcommand\BR@b@bibitem[2][]{%