Kit: Add createOutputParser method

Which asks each KitInformation for their parser, thus currently creating
a toolchain + qt chain if that is applicable. Remove all code that does
that by hand from various buildsteps/buildconfigurations.

Change-Id: I79a07ffd1dbe9a43bdbc838bc0098071aa412009
Reviewed-by: Tobias Hunger <tobias.hunger@digia.com>

src/plugins/cmakeprojectmanager/makestep.cpp

@@ -201,12 +201,9 @@ bool MakeStep::init()
     pp->setArguments(arguments);
 
     setOutputParser(new ProjectExplorer::GnuMakeParser());
-
-    QtSupport::BaseQtVersion *version = QtSupport::QtKitInformation::qtVersion(target()->kit());
-    if (version)
-        appendOutputParser(new QtSupport::QtParser);
-    if (tc)
-        appendOutputParser(tc->outputParser());
+    IOutputParser *parser = target()->kit()->createOutputParser();
+    if (parser)
+        appendOutputParser(parser);
     outputParser()->setWorkingDirectory(pp->effectiveWorkingDirectory());
 
     return AbstractProcessStep::init();