Setup unit tests

Unit tests may now be run using "mvn test"

Author: Ben Pedrick

pom.xml

@@ -3,7 +3,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.opentok.api</groupId>
     <artifactId>opentok-java-sdk</artifactId>
-    <version>0.91.54-SNAPSHOT</version>
+    <version>0.91.54</version>
     <packaging>jar</packaging>
     <name>Opentok Java SDK</name>
     <description>The Java library to interact with the Opentok platform</description>
@@ -42,10 +42,15 @@
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-surefire-plugin</artifactId>
                 <version>2.12</version>
-                <configuration>
-                    <skipTests>true</skipTests>
-                </configuration>
             </plugin>
         </plugins>
     </build>
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <version>4.8.1</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 </project>