Sync to Wine-0_9_4:

Ulrich Czekalla <ulrich.czekalla@utoronto.ca>
- riched20: Reset selection when text is reset.

svn path=/trunk/; revision=20352

reactos/lib/riched20/editor.c

@@ -1471,6 +1471,7 @@ LRESULT WINAPI RichEditANSIWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lP
       TRACE("WM_SETTEXT - NULL\n");
     ME_CommitUndo(editor);
     ME_EmptyUndoStack(editor);
+    ME_SetSelection(editor, 0, 0);
     ME_UpdateRepaint(editor);
     return 0;
   }