* (avy-org-refile-as-child): Refile current heading to a heading
selected with Avy.
* (avy-org-goto-heading-timer): Jump to a heading selected with Avy.
Like avy-goto-char-timer, but for Org headings.
* (avy--read-string-with-timeout): Read a string from the minibuffer
with a timeout. Basically factored out of avy-goto-char-timer.
* avy.el (avy-goto-char):
(avy-goto-char-2):
(avy-goto-word-1):
(avy-goto-subword-1):
(avy-goto-word-or-subword-1): Update argument list and docstring.
* README.md: Add a "Contributing" section.
Re #44
* avy-jump.el (avy-style): New defcustom. Replaces `avy-goto-char-style'
and `avy-goto-word-style'.
(avy-styles-alist): New defcustom. Allows to customize the style for
each command separately.
(avy--with-avy-keys): Update.
(avy-goto-char-style): Obsolete.
(avy-goto-word-style): Obsolete.
* README.md: Document style customization.
Fixes#28