perl-net-ssleay: fix build

the new option OPTIMIZE needs the same replacement.

see http://autobuild.buildroot.net/results/278f9d121273a16cedc009c0b8df0a8659d8fb73/

Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
support/script/scancpan: add option test

test modules are usually useless on BR
qemu: bump to version 2.1.0
perl: bump to version 5.20.0
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