Added sub task to inform user information is accessed

This fixes #298

Author: Vijayan88

edu.usc.cssl.tacit.crawlers.twitter/src/edu/usc/cssl/tacit/crawlers/twitter/services/TwitterStreamApi.java

@@ -55,7 +55,7 @@ public void stream(String fileName, final boolean isNum,
 		String accessToken;
 		String accessTokenSecret;
 		terminate = false;
-		monitor.subTask("Accessing User key");
+		monitor.subTask("Accessing User Information to authenticate...");
 		consumerKey = CommonUiActivator.getDefault().getPreferenceStore()
 				.getString("ckey");
 		consumerSecret = CommonUiActivator.getDefault().getPreferenceStore()
@@ -69,8 +69,10 @@ public void stream(String fileName, final boolean isNum,
 				.setOAuthConsumerSecret(consumerSecret)
 				.setOAuthAccessToken(accessToken)
 				.setOAuthAccessTokenSecret(accessTokenSecret);
-		monitor.worked(2);
 		twitterStream = new TwitterStreamFactory(cb.build()).getInstance();
+		monitor.subTask("User Information is Verified");
+		monitor.worked(2);
+		monitor.subTask("Started Streaming your request...");
 
 		// Create File
 		File streamFile = new File(fileName);