Kakoune v2019.07.01

• Re-organized bundled script files directory hierarchy.

• Introduced helpers to write/read from file in scripts with
  %file{...} expansion and echo -to-file <filename>.

• Added ClientCreate and ClientClose hooks

• edit -scratch with no buffer name will create a new
  scratch buffer with a unique autogenerated name.

• info -placement is now info -style and supports
  menu and modal additional styles.

• completions option type docstring are now arbitrary
  kakoune commands that are run on item select.

• InsertCompletionSelect hook has been removed as
  completions commands now provides a similar feature.

• Introduced a module system using the provide-module and
  require-module commands that allows for lazily loading language
  support files with dependency resolution.

• Added a new hook ModuleLoaded which is run after a module is
  loaded, allowing for module specific configuration.

• Shell quoting of lists is not automatic anymore, $kak_quoted_...
  makes it opt-in, and works for all option types.

• Lower case function key syntax is not accepted anymore,
  <f1> should be converted to <F1>.