+ Download precompiled package pod2man.
+ Download precompiled binary packages from TDE mirror system.
+ Include both xz and zst packages into repository metadata.
Signed-off-by: Slávek Banko <slavek.banko@axis.cz>
+ Adapt to zstd compression instead of xz.
+ Add new packages to the tde-extra list.
+ Remove postgresql-9.6 from the extra binary packages.
Signed-off-by: Slávek Banko <slavek.banko@axis.cz>