Quit minibuffers without aborting kmacros

Quit minibuffers without aborting kmacros

* doc/lispref/commands.texi (Quitting): Document `minibuffer-quit'
(Recursive Editing): Document throwing of function values to `exit'.

* doc/lispref/errors.texi (Standard Errors): Document
`minibuffer-quit'

* lisp/minibuffer.el (minibuffer-quit-recursive-edit): New function.

* lisp/simple.el (minibuffer-error-function): Do not abort keyboard
macro execution if is minibuffer-quit is signaled (bug#48603).
* src/data.c (syms_of_data): New error symbol `minibuffer-quit'

* src/keyboard.c (recursive_edit_1): Implement throwing of function
values to `exit`.  In that case, the function will be called without
arguments before returning from the command loop.
(cmd_error):
(Fcommand_error_default_function): Do not abort keyboard macro
execution if minibuffer-quit is signaled.
(command_loop_2): New argument HANDLERS.

* src/macros.c (Fexecute_kbd_macro): Use command_loop_2 instead of
command_loop_1.

* src/minibuf.c (Fabort_minibuffers): Use it.