updated for version 7.4.440
Problem:    Omni complete popup drawn incorrectly.
Solution:   Call validate_cursor() instead of check_cursor(). (Hirohito
	    Higashi)
Added tag v7-4-440 for changeset 1f578cd9a657
updated for version 7.4.441
Problem:    Endless loop and other problems when 'cedit' is set to CTRL-C.
Solution:   Do not call ex_window() when ex_normal_busy or got_int was set.
	    (Yasuhiro Matsumoto)
Added tag v7-4-441 for changeset e754b23b7d1c
Update runtime files.