Bump min ESAPI dependency from 2.0 to 2.2.

Author: kwwall

esapi/pom.xml

@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.owasp.esapi</groupId>
             <artifactId>esapi</artifactId>
-            <version>[2.0,3)</version>
+            <version>[2.2,3)</version>
         </dependency>
     </dependencies>
 </project>