evolve: update stabilize order test after output change

merge with stable

evolve: document --all option

merge --all option from tak

minor help changes

evolve: clean up help message

evolve: remove magic return values from utility functions

evolve: clean up evolve implementation.

evolve: add test for evolve --all.

evolve: add --all argument.

evolve: extract evolve --any implementation into a function.

touch: properly handle touching multiple changeset

add a duplicate option in touch

touch: add basic testing

amend: prune replacement commit without sucessors This align with the core behavior of `commit --amend`. All user of rewrite are not responsible for creating their own marker.

changelog: add more entry

fix future 3.1.0 changelog entry

alias: add a grab alias Its a valid replacement for graft -O

amend: drop the --change option it is deprecated for quite some time already

drop suspicious import in evolve introduced by 97ce1f801309 Thanks to Bryan Murdock for reporting the issue.

prune: handle bookmark

test-prune: simplified log output useful to testing bookmark later

prune: update inline documentation

prune: more command switch idea

prune: documentation update

prune: add an informative message about the number of pruned changesets

prune: test and improve message of immutable aborting.

prune: turn one of the test changeset public

prune: add test and more robusness

prune: detect bad input We accept multiple changeset folded into one successors. One changesets split in multiple successors. But we refuse multiple changesets split in multiple ones.