Commit Briefs
allow creation of commits which carry unmodified submodule tree entries along
approach suggested by ori@ and matches how git9 behaves ok semarie@ (who can now work with Rust-related Git repos containing submodules)
add submodule tests
ok semarie
changes for 0.36 (tags/0.36)
show a list of paths changed in a commit with 'got log -P', and in tog
requested by matthieu@
changes for 0.35 (tags/0.35)