added template service, template management service bean, freemarker methods and template loading tests

added templating exception
changed embed configuration to have builders
enabled mocking of final classes for mockito

abstracto-application/coverage/pom.xml

@@ -86,6 +86,11 @@
             <plugin>
                 <groupId>org.jacoco</groupId>
                 <artifactId>jacoco-maven-plugin</artifactId>
+                <configuration>
+                    <excludes>
+                        <exclude>**/*Test.java</exclude>
+                    </excludes>
+                </configuration>
                 <executions>
                     <execution>
                         <id>report-aggregate</id>