Reorganize files in pglablib

The enitities and containers of the catalog now go into catalog subfolder
Models go into model

pglablib/catalog/PgAuthIdContainer.h

@@ -0,0 +1,25 @@
+#ifndef PGAUTHIDCONTAINER_H
+#define PGAUTHIDCONTAINER_H
+
+#include <vector>
+#include "PgContainer.h"
+#include "PgAuthId.h"
+
+namespace Pgsql {
+
+	class Result;
+
+}
+
+class PgAuthIdContainer: public PgContainer<PgAuthId> {
+public:
+	using PgContainer<PgAuthId>::PgContainer;
+
+	virtual std::string getLoadQuery() const override;
+protected:
+	PgAuthId loadElem(const Pgsql::Row &row) override;
+private:
+};
+
+
+#endif // PGAUTHIDCONTAINER_H