Add commit after copy_from calls

bin/system_imports.py

@@ -44,4 +44,7 @@ if __name__ == '__main__':
 				with open(path, "rb") as fd:
 					cursor.copy_from(fd, table);
 
+			# If we don't commit the data does not actually get copied
+			db.conn.commit()
+
 	print("Done")