if a port needs 2.x then set MODPY_VERSION=${MODPY_DEFAULT_VERSION_2}.
This commit doesn't change any versions currently used; it may be that
some ports have MODPY_DEFAULT_VERSION_2 but don't require it, those
should be cleaned up in the course of updating ports where possible.
Python module ports providing py3-* packages should still use
FLAVOR=python3 so that we don't have a mixture of dependencies some
using ${MODPY_FLAVOR} and others not.
SvnDump is a python package containing classes for processing subversion
dump files. SvnDumpTool is a commandline tool using the SvnDump classes.
Features are: reading and writing of dump files, check, copy, diff,
eolfix, export, join, log, merge and ...
tweaks & ok landry
