added sessionName

Author: Neha Agarwal

src/test/java/com/browserstack/gauge/pages/DriverFactory.java

@@ -44,6 +44,7 @@ public void setUp() {
             caps.setCapability("build", "browserstack-build-1");
             caps.setCapability("browserstack.debug", "true");
             caps.setCapability("browserstack.source", "gauge-java:sample-master-v1.0");
+            caps.setCapability("name", "BStack gauge-java");
 
             URL remoteURL = new URL(URL);