#20 Adding support for Mockito spy

This is enhancement of the instance with dependencies injected and then registering/using that enhanced instance

Author: rbygrave

pom.xml

@@ -31,6 +31,13 @@
       <version>1.7.25</version>
     </dependency>
 
+    <dependency>
+      <groupId>org.mockito</groupId>
+      <artifactId>mockito-core</artifactId>
+      <version>2.23.4</version>
+      <scope>provided</scope>
+    </dependency>
+
     <!-- test dependencies -->
 
     <dependency>