add infoCounter (number of tests with server output)

This is a virtual counter, not provided by the realtime reporter. It's
only available on Run level, hence it is not put into the Counter class.

Author: PhilippSalvisberg

sqldev/src/main/java/org/utplsql/sqldev/model/runner/Run.xtend

@@ -29,6 +29,7 @@ class Run extends AbstractModel {
 	String endTime
 	Double executionTime
 	Counter counter
+	Integer infoCount
 	String errorStack
 	String serverOutput
 	LinkedHashMap<String, Test> tests