Most of these updates is based on data from https://repology.org/,
detection based on permanent redirect from http:// to https://.

$source urls are updated when they contain $url as substring.

Since abuild v2.22.0, these are removed automatically unless 'libtool'
option has been specified.

guile-2 needs it

the code is ugly/messy and kamailio dont need it anymore.

for musl build. the changes are automatically done based on previous
build log errors, so this does not guarantee successful build, but
is a required.

New package for unicode string handling