Commit Briefs
refactor struct vline
the new `meta.data' field will be useful for holding completions data.
improve about:about and don't scare users in about:help
> is better than C-x C-f to open a url...
bind <up> and <down> for completion instead of history
<up> and <down> are now bound to previous/next-completion instead of previous/next-history-item