This ensures that the man command works, and fixes complaints
from a validation script that thinks that all man pages should be
under $PREFIX/share/man.
* Add a TexLive package
* fix texlive installer
* some polish for texlive
* some more polish for texlive
* texlive: automatically trigger (post-)installation
* texlive: remove the bundled icu from the PR and polish some more...
* texlive: fix hardcoded build tuple and use popplers xpdf