Reorganize files in pglablib

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

pglablib/catalog/PgDatabase.h

@@ -0,0 +1,33 @@
+#ifndef PGDATABASE_H
+#define PGDATABASE_H
+
+#include "PgServerObject.h"
+#include <QString>
+#include <libpq-fe.h>
+
+class PgDatabase: public PgServerObject {
+public:
+
+//	Oid oid = InvalidOid;
+//	QString name;
+	Oid dba; // owner?
+	int encoding;
+	QString collate;
+	QString ctype;
+	bool isTemplate;
+	bool allowConn;
+	int connLimit;
+	Oid tablespace;
+	QString acl;//"ARRAY";"YES"
+
+	using PgServerObject::PgServerObject;
+
+	bool isValid() const { return oid() != InvalidOid; }
+
+//	bool operator==(Oid _oid) const { return oid() == _oid; }
+//	bool operator==(const QString &n) const { return objectName() == n; }
+//	bool operator<(Oid _oid) const { return oid() < _oid; }
+//	bool operator<(const PgDatabase &rhs) const { return oid() < rhs.oid(); }
+};
+
+#endif // PGDATABASE_H