Adds event logging, code cleanup and some decoder issue resolution.

src/module/decode/mdc1200/MDCCallEvent.java

@@ -148,6 +148,8 @@ public class MDCCallEvent extends CallEvent
             case PAGING:
                 type = CallEventType.PAGE;
                 break;
+			default:
+				break;
         }
  
         return new MDCCallEvent.Builder( type )