perl: Build shared libperl

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl: Install full /usr/lib/perl5 tree into STAGING_DIR

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl: Install libperl.so

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl: Add perlmod host rules

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl: Add host-perl relink hack

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl: Include installed extensions in host-perl

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl: Unify host and target build directories

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl-dbi: Build host package

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl: Add proper dependencies for all perlbase packages

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl: Bump PKG_RELEASE

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl: Update license identifiers to match SPDX

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl: Remove unused helper scripts

They're broken anyway

Signed-off-by: Marcel Denia <naoir@gmx.net>
perl-dbi: Bump PKG_RELEASE

Signed-off-by: Marcel Denia <naoir@gmx.net>