tests: use 'wget' instead of 'curl' for Windows compatibility
The whole test suite now runs without skips, and the only two failures are a
bookmark cache issue in test-prune.t, and a local output vs remote output
reordering when pushing to ssh. The latter anyway is a core problem.
syntax: re
/figures/[^/]+\.png$
^docs/build/
^docs/html/
^html/
\.pyc$
~$
\.swp$
\.orig$
\.rej$
\.err$
^tests/easy_run.sh$
^build/
^MANIFEST$
^docs/tutorials/.*\.rst$
\.ico$