Start of a new version of ocp-browser, using LambdaTerm.
Show result of a query (without colors for now).
fixup build system.
Add a completion engine.
Various bug fixes

- Handle Pervasives namespace correctly
- Better handling of exit and completion bindings.
Implement colors.
Small cleanup and doc.
Mark the current selection.
Simplify significantly the show_bow widget.
Simplify slightly completion printing.
Some documentation.
Add kind annotation (with colors !)
Small clean up.
Disable warning 40.
enable ocp-lamdba in opam package.
Module movement with alt + arrows.
Add key bindings to enable/disable kinds.
Simplify kind pretty printing.
Print documentation only for the focused entry.
Clever cursor positioning, v1.