Moved PQs from blackcore to blackmisc, added header for namespace, mainpage.dox for Doxygen

tests/blackmisc/testmain.h

@@ -0,0 +1,21 @@
+#ifndef TESTMAIN_H
+#define TESTMAIN_H
+
+#include <QtTest/QtTest>
+#include "testphysicalquantitiesbase.h"
+
+namespace BlackMiscTest{
+
+/*!
+ * Class firing of all unit tests in this namespace.
+ * Avoids clashes with other main(..) functions and allows to fire the test cases
+ * simply from any other main.
+ */
+class TestMain
+{
+public:
+    static int unitMain(int argc, char *argv[]);
+};
+}
+
+#endif // TESTMAIN_H