perl: fix warnings at runtime

autosplit.ix files are used by AutoLoader.pm

    Can't locate auto/Net/SSLeay/autosplit.ix in @INC (@INC contains: /usr/lib/perl5/site_perl/5.18.2/arm-linux /usr/lib/perl5/site_perl/5.18.2 /usr/lib/perl5/5.18.2/arm-linux /usr/lib/perl5/5.18.2 .) at /usr/lib/perl5/5.18.2/AutoLoader.pm line 181.
     at /usr/lib/perl5/site_perl/5.18.2/arm-linux/Net/SSLeay.pm line 24.

Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
perl: bump to version 5.20.0
qemu: bump to version 2.1.0
perl: skip some tests which need the toolchain
perl: fix test IO-Socket-IP
perl: check date in harness
perl-cross: testpack
qemu: add a Config.in.host

after the removal of cpanminus
perl: remove useless modules in target tree

with BR, we never install module from the target
perl-config-tiny: new package
perl-curses: new package
perl-io-socket-ip: new package