Analyzer: Use Utils::OutputFormat everywhere

Replace hard distinction between 'out', 'err' with flexible
OutputFormat. Also make sure that QmlProfiler shows application output.

Change-Id: I130c71884321e4c59c9a75f0836c37a7f0e805c4
Reviewed-on: http://codereview.qt.nokia.com/458
Reviewed-by: Christiaan Janssen <christiaan.janssen@nokia.com>

src/plugins/valgrind/memcheckengine.cpp

@@ -79,7 +79,8 @@ void MemcheckEngine::start()
 {
     m_runner.setParser(&m_parser);
 
-    emit standardOutputReceived(tr("Analyzing memory of %1").arg(executable()));
+    emit outputReceived(tr("Analyzing memory of %1\n").arg(executable()),
+                        Utils::NormalMessageFormat);
     ValgrindEngine::start();
 }