Log message:
Add python-3.6 to incompatible versions.

Log message:
Remove unnecessary PLIST_SUBST and FILES_SUBST that are now provided
by the infrastructure.

Mark a couple more packages as not ready for python-3.x.

Log message:
Remove python33: adapt all packages that refer to it.

Log message:
Switch to MASTER_SITES_PYPI.

Log message:
Extend PYTHON_VERSIONS_INCOMPATIBLE to 35

Log message:
Add SHA512 digests for distfiles for net category

Problems found with existing digests:
	Package haproxy distfile haproxy-1.5.14.tar.gz
	159f5beb8fdc6b8059ae51b53dc935d91c0fb51f [recorded]
	da39a3ee5e6b4b0d3255bfef95601890afd80709 [calculated]

Problems found locating distfiles:
	Package bsddip: missing distfile bsddip-1.02.tar.Z
	Package citrix_ica: missing distfile citrix_ica-10.6.115659/en.linuxx86.tar.gz
	Package djbdns: missing distfile djbdns-1.05-test25.diff.bz2
	Package djbdns: missing distfile djbdns-cachestats.patch
	Package djbdns: missing distfile 0002-dnscache-cache-soa-records.patch
	Package gated: missing distfile gated-3-5-11.tar.gz
	Package owncloudclient: missing distfile owncloudclient-2.0.2.tar.xz
	Package poink: missing distfile poink-1.6.tar.gz
	Package ra-rtsp-proxy: missing distfile rtspd-src-1.0.0.0.tar.gz
	Package ucspi-ssl: missing distfile ucspi-ssl-0.70-ucspitls-0.1.patch
	Package waste: missing distfile waste-source.tar.gz

Otherwise, existing SHA1 digests verified and found to be the same on
the machine holding the existing distfiles (morden).  All existing
SHA1 digests retained for now as an audit trail.

Log message:
Removing python26. EOL'd quite some ago and discussed a couple times on
tech-pkg@ and pkgsrc-users@.

Log message:
Add comments for PYTHON_VERSIONS_INCOMPATIBLE.

Log message:
py-logan no longer supports Python 2.6.

Log message:
Dictionary comprehension is not supported by Python 2.6, avoid.