The following bug has been logged on the website:
Bug reference: 13806
Logged by: Abhishek Shukla
Email address: shuklaabhishek02(at)gmail(dot)com
PostgreSQL version: 9.4.5
Operating system: Ubuntu
Description:
postgresql-plperl-9.4 : Depends: libperl5.14 (>= 5.14.2) but it is not
installable
http://stackoverflow.com/questions/34132689/error-in-installing-perl-extension-on-postgres-9-4-in-ubuntu/34135628?noredirect=1#comment56026174_34135628