Catch up abusive uses of ${SITE_PERL}.

Sponsored by:	Absolight
Upgrade to 5.11.

PR:		ports/196221
Submitted by:	maintainer
net/google-cloud-sdk: fix plist
- Fix DATADIR (is an absolute path)
- Add NO_ARCH
- Simplify installation
- Drop @dirrm* from plist

Approved by:	bapt
net/google-cloud-sdk: .install dir is needed, put it back
[NEW] devel/py-filemagic: Python API for libmagic

filemagic provides a Python API for libmagic, the library behind Unix file
command. It enables the Python developer to easilty test for file types from
the extensive identification library that is shipped with libmagic.

Features:

  * Simple, Python API
  * Identifies named files or strings
  * Return a textual description, mime type or mime encoding
  * Provide custom magic files to customize file detection
  * Support for both Python2 and Python3
  * Support for both CPython and PyPy

WWW: https://filemagic.readthedocs.org