Manage the version of Javassist

This one is long overdue!

Author: ctrueden

pom.xml

@@ -217,6 +217,9 @@ Projects wishing to use pom-scijava as a parent project need to override the &lt
 		<!-- JAMA - http://math.nist.gov/javanumerics/jama/ -->
 		<jama.version>1.0.3</jama.version>
 
+		<!-- Javassist - http://www.javassist.org/ -->
+		<javassist.version>3.16.1-GA</javassist.version>
+
 		<!-- Jetty - http://eclipse.org/jetty/ -->
 		<jetty.version>9.1.3.v20140225</jetty.version>
 
@@ -502,6 +505,13 @@ Projects wishing to use pom-scijava as a parent project need to override the &lt
 				<version>${jama.version}</version>
 			</dependency>
 
+			<!-- Javassist - http://www.javassist.org/ -->
+			<dependency>
+				<groupId>org.javassist</groupId>
+				<artifactId>javassist</artifactId>
+				<version>${javassist.version></version>
+			</dependency>
+
 			<!-- Jetty - http://eclipse.org/jetty/ -->
 			<dependency>
 				<groupId>org.eclipse.jetty</groupId>