Rename set-temporary-overlay-map -> set-transient-map

Rename set-temporary-overlay-map -> set-transient-map

* lisp/subr.el (set-transient-map): Rename from
set-temporary-overlay-map.  Doc fix.

* lisp/face-remap.el (text-scale-adjust):
* lisp/indent.el (indent-rigidly):
* lisp/kmacro.el (kmacro-call-macro):
* lisp/minibuffer.el (minibuffer-force-complete):
* lisp/repeat.el (repeat):
* lisp/simple.el (universal-argument--mode):
* lisp/calendar/todo-mode.el (todo-insert-item--next-param):
* lisp/progmodes/f90.el (f90-abbrev-start): Callers changed.

* lisp/org/org.el (orgstruct-make-binding): Call set-transient-map
instead of old name set-temporary-overlay-map.

* doc/lispref/keymaps.texi (Controlling Active Maps): Renamed
set-temporary-overlay-map to set-transient map.  Doc fixes.
(Searching Keymaps): The transient keymap takes precedence.