Add paper from Local Computer Networks 2015.

Thanks, David!

Changelog.txt

@@ -1,3 +1,6 @@
+* 2016-05-24
+	- Added paper ``Rebound: Decoy Routing on Asymmetric Routes Via Error Messages'' (thanks, David!)
+
 * 2016-05-20
 	- Added paper ``Mailet: Instant Social Networking under Censorship''
 	- Added paper ``CovertCast: Using Live Streaming to Evade Internet Censorship''

header.tpl

@@ -83,7 +83,7 @@
       (<a href="author_reverse.html">reverse</a>) <a href="author.html">author</a> <br />
       Feedback: <a href="mailto:phw@nymity.ch">phw@nymity.ch</a> (<a
       href="https://nymity.ch/openpgp_public_key.txt">OpenPGP</a>) <br />
-      Last updated: <a href="Changelog.txt">2016-05-20</a> <br />
+      Last updated: <a href="Changelog.txt">2016-05-24</a> <br />
     </div>
   </div>
 </div>

references.bib

@@ -1,3 +1,12 @@
+@inproceedings{Ellard2015a,
+	author = {Daniel Ellard and Alden Jackson and Christine Jones and Victoria Ursula Manfredi and Timothy Strayer and Bishal Thapa and Megan Van Welie},
+	title = {{Rebound}: Decoy Routing on Asymmetric Routes Via Error Messages},
+	booktitle = {Local Computer Networks},
+	publisher = {IEEE},
+	year = {2015},
+	url = {http://www.ir.bbn.com/documents/articles/Rebound-LCN15.pdf},
+}
+
 @article{Li2016a,
 	author = {Shuai Li and Nicholas Hopper},
 	title = {{M}ailet: Instant Social Networking under Censorship},