Adding a few options to the ASCII writer.

module LogAscii;

export {
	# Output everything to stdout rather than into files. This is primarily
	# for testing purposes.
	const output_to_stdout = F &redef;

	# The separator between fields.
	const separator = "\t" &redef;

	# True to include a header line with column names.
	const include_header = T &redef;
}

src/LogWriterAscii.h

@@ -27,6 +27,11 @@ private:
 
 	FILE* file;
 	string fname;
+
+	// Options from the script-level
+	bool output_to_stdout;
+	bool include_header;
+	char* separator;
 };
 
 #endif