test-exchange-case-D3: avoid stripping obsolescence marker The test needs to have changeset unknown locally with obsolescence markers still applying to them. So we make sure the markers are not stripped (future 4.3 strip markers by default).

test-exchange-case-D2: avoid stripping obsolescence marker The test needs to have changeset unknown locally with obsolescence markers still applying to them. So we make sure the markers are not stripped (future 4.3 strip markers by default).

test-exchange-case-D1: avoid stripping obsolescence marker The test needs to have changeset unknown locally with obsolescence markers still applying to them. So we make sure the markers are not stripped (future 4.3 strip markers by default).

test: fix test-discovery-obshashrange.t new output Update test-discovery-obshashrange.t test file with new mercurial dev output.

fix: fix _headssummary api _headssummary now takes directly the pushop, update the topic extension wrapping to fix the API.

url: update url to point to https://www.mercurial-scm.org/repo/evolve

doc: document the evolve templates

test: fix template condition for obsfate

obscache: add a missing "new line" at the end of a debug message

default: merge back with stable