Replace tk optdepend by perl-tk for texdoctk (FS#28514)


git-svn-id: file:///srv/repos/svn-packages/svn@207519 eb2447ed-0c53-47e4-bac8-5bc4a241df78
Include our own texmfcnf.lua file (FS#28560)


git-svn-id: file:///srv/repos/svn-packages/svn@207520 eb2447ed-0c53-47e4-bac8-5bc4a241df78