OXYGENHUB

Changes up to # 67a4fe1aa2d5 touching docs/revset_query_language.md · 4

See as swimlanes (independent work side by side)

bookmark: show a bookmark's heads; bookmark() in revsets
Andy McCall ·
✔ bf3a67819b59
Revsets: trust predicates, and -r on show, verify and abandon
Andy McCall ·
✔ 2c9ddac3c387
Revsets: oxy log -r selects changes by set algebra over history
Andy McCall ·
✔ 47ce8b8e2d4b
Design: revsets (refs #65)
Andy McCall ·
✔ 8ad9dfe16303