Update ChangeLog, bump version.

guacamole/ChangeLog

@@ -1,3 +1,7 @@
+2013-04-24 James Muehlner <james.muehlner@guac-dev.org>
+
+	* Fix handling of checkbox parameters (ticket #307)
+
 2013-01-09 Michael Jumper <zhangmaike@users.sourceforge.net>
 
 	* Rewrite parser for user-mapping.xml

guacamole/pom.xml

@@ -5,7 +5,7 @@
     <groupId>net.sourceforge.guacamole</groupId>
     <artifactId>guacamole</artifactId>
     <packaging>war</packaging>
-    <version>0.8.0</version>
+    <version>0.8.1</version>
     <name>guacamole</name>
     <url>http://guac-dev.org/</url>