#6 Fix for a View leak with global bufferset scope

[Kazutoshi Satoda]

r17061 (on ^/jEdit/branches/4.3.x-fix-view-leak)
http://jedit.svn.sourceforge.net/jedit/?view=rev&rev=17061

Memory leak is bad, of course.

[Matthieu Casanova]

Hi, it is merged in rev 17498