change stash subcommands to require "--" prefix
stash: add --keep, -p, --patch options
stash: rework to do per-hunk processing
stash: respect -k flag again
stash: rework bugfixes
stash: properly display new Index line when file skipped
stash: colorize Index line while patch-prompting
stash: color the patch prompt line
stash: add -e/--externals option to also stash externals
stash: update README for stash rework
stash: add --noexternals option, stash_externals configuration flag
stash: re-add # of insertions/deletions to stash info
stash: add info for file name changed or # of files changed
Merge branch 'stash-rework'