* Install wgetrc as etc/wgetrc.sample rather than etc/wgetrc to prevent
users' modifications loss [1].
* Use the situation to rename files/patch-ac to files/patch-doc_Makefile.in
according to /usr/ports/Tools/scripts/splitpatch.pl convention.
Inspired by: ports/110512 [1]
Submitted by: Alexander Logvinov <ports@logvinov.com> [1]
o info file unified again. o add missing catalogues. o supress installing
zh_TW.BIG5.po. it actually does nothing and seems integrated with wget
distribution. o I'll maintain this port.