upgpkg: vim-bufexplorer 7.4.4-1

upstream release 7.4.4

git-svn-id: file:///srv/repos/svn-community/svn@117994 9fca08f4-af9d-4005-b8df-a31f2cc04f65
archrelease: copy trunk to community-any

git-svn-id: file:///srv/repos/svn-community/svn@117995 9fca08f4-af9d-4005-b8df-a31f2cc04f65