logic: multiple fixes and improvements

* showing project name in main window title
* keep reference count visible when maximizing code file
* show first node in db when no main function is available
* log Storage stats after parse
* fixed macro locations saved multiply
* using NameHierarchy when retrieving ids

src/test/helper/TestStorage.cpp

@@ -15,5 +15,5 @@ void TestStorage::parseCxxCode(std::string code)
 
 	TestFileManager fm;
 	CxxParser parser(this, &fm);
-	parser.parseFile(TextAccess::createFromString(code), Parser::Arguments());
+	parser.parseFile("input.cc", TextAccess::createFromString(code), Parser::Arguments());
 }