added: TextStream a class similar to std::ostringstream

but with a Clear() method
       the dynamic allocated buffer can be easily reused
added: DbTextStream a special version of a stream
       used to create a database string query
       everything is escaped by default
added: DbBase a base class with some basic methods for communicating
       with the database
added: DbConn a class for managing connection to the database
changed: some refactoring in Db class       



git-svn-id: svn://ttmath.org/publicrep/winix/trunk@655 e52654a7-88a9-db11-a3e9-0013d4bc506e

functions/rm.h

@@ -28,7 +28,7 @@ public:
 
 private:
 
-	Db::ItemQuery rm_auth_iq;
+	DbItemQuery rm_auth_iq;
 
 	bool HasAccess(const Item & item);
 	void RemoveAuthPrepareQuery();