updated samples

- pikotools is in src subdirectory now
- map_fields() -> fields()
- prepare_table() -> table()
- instead of pt::MainSpaceParser we have pt::MainOptionsParser now

samples/language.h

@@ -68,7 +68,7 @@ public:
 	int code_int;
 
 
-	void map_fields()
+	void fields()
 	{
 		field(L"id", id, FT::no_insertable | FT::no_updatable | FT::primary_key);
 		field(L"english_name", english_name);
@@ -77,9 +77,9 @@ public:
 		field(L"code_int", code_int);
 	}
 
-	void prepare_table()
+	void table()
 	{
-		table(L"public", L"language");
+		table_name(L"public", L"language");
 	}
 
 	void after_insert()