Update to 1.300031

• While I'm here:
  • Remove PORTREVISION
  • Update version requirement of *_DEPENDS
  • Add NO_ARCH

Changes: http://search.cpan.org/dist/Email-Sender/Changes
PR: 227990
Submitted by: Melissa Pilgrim <ports.maintainer@evilphi.com>
Approved by: Bill Brinzer <bill.brinzer@gmail.com> (maintainer, via email)