hgweb: remove hgweb.configbool
It is redundant with requestcontext.configbool.
hgweb: move additional state setting outside of refresh
We want refresh() to only be about refreshing repository
instances. This state doesn't belong in requestcontext
because it is shared across multiple threads.
commands: support hg help scripting.HGPLAIN
keywords are lowercased within help/minirst...
run-tests: use $HGTEST_RUN_TESTS_PURE
test-run-tests and test-hghave call run-tests;
if you don't have a working build environment, and you are trying
to use --pure, then if they don't use --pure or --with-hg,
they'll break.
minirst: don't treat top level item as children of last item (
issue4803)
test for "hg help -c config" in help config