TLS is not supported by NetBSD<6
Do not create duplicate definitions. From FreeBSD ports.
This fixes package on FreeBSD.
Add upstream commit 723c40a8153d20dce0c6dd1a91f193ef0375a194 via patch:
    Update ext.appengine.fields for unicode_literals. Fixes #153.

Fixes build failure with on py32.  Bump PKGREVISION.
Updated www/py-wtforms to 1.0.4nb2.