devel/got: update to 0.61
User-visible changes:
- fix 'got send' with tree objects which contain symlinks
- tog: show parent commit IDs of merge commits in the diff view
- add a 'got merge' command for creating merge commits
- fix 'got update' of an added + obstructed file
- don't change bad symlinks into regular files during merges
- fix 'got fetch' downloading too many objects in some cases
- interrupt 'got rebase' upon missing/unversioned/not-deleted files
- interrupt 'got histedit' upon missing/unversioned/not-deleted files
- add histedit -e option which runs the 'edit' script command for every commit
- skip ignored directories during 'got status' disk crawl