Perlbrew Release 0.44

perlbrew 0.44 contain these changes

• Notice: "self-install" command now alters the shebang to use system perl
• Notice: "install-patchperl" command now alters the shebang to use system perl.
• some documentation tweaks
• fix: perlbrew use to/from a lib has not been working properly.

Also tl;dr Dealing with shebangs