Use blessed to get the cursor position

Author: sebastinas

curtsies/window.py

@@ -310,6 +310,10 @@ def get_cursor_position(self) -> Tuple[int, int]:
         """Returns the terminal (row, column) of the cursor
 
         0-indexed, like blessed cursor positions"""
+
+        if self._use_blessed:
+            return self.t.get_location()
+
         # TODO would this be cleaner as a parameter?
         in_stream = self.in_stream