trunk
Break out most of the code in merge-graph.py into a separate Python module.
* tools/buildbot/slaves/README, tools/buildbot/slaves/svn-x64-macosx/setenv.sh, tools/dev/build-svn-deps-win.pl, tools/dev/find-control-statements.py, tools/dev/mergegraph/mergegraph.py, tools/dev/stress.pl, tools/dev/x509-parser.c, tools/dist/backport.pl, tools/dist/dist.sh, tools/dist/release.py, tools/examples/get-location-segments.py: (): Fix various typos detected by codespell.
Work towards Python 3 compatibility. Since we already require Python 2.7+, we can use the new syntax without further limiting our Python 2 support.