lisp/progmodes/cc-engine.el (c-backward-single-comment, c-backward-comments)
(c-invalidate-state-cache-1, c-parse-state-1, c-guess-basic-syntax):
remove bindings of open-paren-in-column-0-is-defun-start to nil.
(c-get-fallback-scan-pos): "New" function (existed several years ago).
(c-parse-state-get-strategy): Reintroduce the 'BOD strategy, using
c-get-fallback-scan-pos.
(c-parse-state-1): Handle 'BOD strategy.

lisp/progmodes/cc-mode.el (c-before-change, c-after-change)
c-font-lock-fontify-region): remove bindings of
open-paren-in-column-0-is-defun-start to nil.

cc-mode.texi (Performance Issues, Limitations and Known Bugs): Fix mix up
between @chapter and @appendix.

* lisp/net/soap-inspect.el (soap-inspect-xs-simple-type):
Fix misspelling in output.

* lisp/progmodes/project.el (project-find-functions): Remove
`project-ask-user'.
(project-ask-user): Remove function and the corresponding
`project-roots' implementation.
(project-current): Add a new argument, MAYBE-PROMPT.  Prompt the
user in case there's no project in the current directory.  Update
all callers.

* lisp/progmodes/project.el (project-library-roots): Remove
directories inside the project roots from the result.
(http://lists.gnu.org/archive/html/emacs-devel/2015-11/msg00536.html)

* lisp/progmodes/project.el (project-find-regexp)
(project--read-regexp)
(project--find-regexp-in): New functions.

* lisp/progmodes/xref.el (xref--find-xrefs): Extract from
xref--show-xrefs.  Use in existing callers in place of that
function.
(xref--show-xrefs): Only do the "show" part.
(xref-find-regexp): Rename, more or less, to
project-or-libraries-find-regexp.

* lisp/progmodes/elisp-mode.el (elisp--eval-last-sexp): Revert
last change.
* lisp/frame.el (redisplay--variables): Populate the
redisplay--variables list.
* src/xdisp.c (maybe_set_redisplay): New function.
(syms_of_xdisp) <redisplay--variables>: New variable.
* src/window.h (maybe_set_redisplay): Declare prototype.
* src/data.c (set_internal): Call maybe_set_redisplay.  (Bug#21835)