Added theme support to emails

pom.xml

@@ -121,6 +121,11 @@
                 <artifactId>base64</artifactId>
                 <version>2.3.8</version>
             </dependency>
+            <dependency>
+                <groupId>javax.mail</groupId>
+                <artifactId>mail</artifactId>
+                <version>1.4.7</version>
+            </dependency>
             <dependency>
                 <groupId>org.jboss.resteasy</groupId>
                 <artifactId>jaxrs-api</artifactId>