updated for version 7.4.482
Problem:    When 'balloonexpr' results in a list, the text has a trailing
	    newline. (Lcd)
Solution:   Remove one trailing newline.
Added tag v7-4-482 for changeset 488bb7c4ace0
updated for version 7.4.483
Problem:    A 0x80 byte is not handled correctly in abbreviations.
Solution:   Unescape special characters. Add a test. (Christian Brabandt)
Added tag v7-4-483 for changeset 3eb160c5b3a1
updated for version 7.4.484
Problem:    Compiler warning on MS-Windows. (Ken Takata)
Solution:   Add type cast.
Added tag v7-4-484 for changeset 76526e7100b0
updated for version 7.4.485
Problem:    Abbreviations don't work. (Toothpik)
Solution:   Move the length computation inside the for loop.  Compare against
	    the unescaped key.
Added tag v7-4-485 for changeset 7844d92941fd