Merge from vendor branch TNF:

Merge from vendor branch TNF:
Import perl module Module::Install::ReadmeFromPod, which is required
to update databases/p5-DBIx-Class-EncodedColumn.

Module::Install::ReadmeFromPod is a Module::Install extension that
generates a "README" file automatically from an indicated file
containing POD, whenever the author runs "Makefile.PL".