- SQL logging channel and archiving strategy

- row formatting refactored
- affected row count for insert, delete and update returned from Statement::execute()
- internal SQL string formatting capability using Poco::format()

Data/testsuite/src/DataTest.h

@@ -50,6 +50,7 @@ public:
 	~DataTest();
 
 	void testSession();
+	void testStatementFormatting();
 	void testFeatures();
 	void testProperties();
 	void testBLOB();