Quote symbols in docstrings using `'

Be more systematic about quoting symbols `like-this' rather than
`like-this or 'like-this' in docstrings.  This follows up Artur
Malabarba's email in:
http://lists.gnu.org/archive/html/emacs-devel/2015-11/msg01647.html

lisp/cedet/semantic/db-find.el

@@ -316,7 +316,7 @@ Default action as described in `semanticdb-find-translate-path'."
 ;;;###autoload
 (define-overloadable-function semanticdb-find-table-for-include (includetag &optional table)
   "For a single INCLUDETAG found in TABLE, find a `semanticdb-table' object
-INCLUDETAG is a semantic TAG of class 'include.
+INCLUDETAG is a semantic TAG of class `include'.
 TABLE is a semanticdb table that identifies where INCLUDETAG came from.
 TABLE is optional if INCLUDETAG has an overlay of :filename attribute."
   )

lisp/cedet/semantic/find.el

@@ -378,11 +378,11 @@ See `semantic-tag-protected-p' for details on which tags are returned."
 
 ;;;###autoload
 (define-overloadable-function semantic-find-tags-included (&optional table)
-  "Find all tags in TABLE that are of the 'include class.
+  "Find all tags in TABLE that are of the `include' class.
 TABLE is a tag table.  See `semantic-something-to-tag-table'.")
 
 (defun semantic-find-tags-included-default (&optional table)
-  "Find all tags in TABLE that are of the 'include class.
+  "Find all tags in TABLE that are of the `include' class.
 TABLE is a tag table.  See `semantic-something-to-tag-table'.
 By default, just call `semantic-find-tags-by-class'."
   (semantic-find-tags-by-class 'include table))

lisp/cedet/semantic/fw.el

@@ -171,7 +171,7 @@ That is remove the unsupported :help stuff."
 NAME specifies a special name that can be searched for later to
 recover the cached data with `semantic-get-cache-data'.
 LIFESPAN indicates how long the data cache will be remembered.
-The default LIFESPAN is 'end-of-command.
+The default LIFESPAN is `end-of-command'.
 Possible Lifespans are:
   `end-of-command' - Remove the cache at the end of the currently
                      executing command.

lisp/cedet/semantic/tag.el

@@ -958,8 +958,8 @@ Return nil if TAG is not of class `alias'."
   "Return a list of components for TAG.
 A Component is a part of TAG which itself may be a TAG.
 Examples include the elements of a structure in a
-tag of class 'type, or the list of arguments to a
-tag of class 'function."
+tag of class `type', or the list of arguments to a
+tag of class `function'."
   )
 
 (defun semantic-tag-components-default (tag)

lisp/erc/erc.el

@@ -2419,9 +2419,9 @@ If STRING is nil, the function does nothing."
   "Display STRING in the ERC BUFFER.
 All screen output must be done through this function.  If BUFFER is nil
 or omitted, the default ERC buffer for the `erc-session-server' is used.
-The BUFFER can be an actual buffer, a list of buffers, 'all or 'active.
-If BUFFER = 'all, the string is displayed in all the ERC buffers for the
-current session.  'active means the current active buffer
+The BUFFER can be an actual buffer, a list of buffers, `all' or `active'.
+If BUFFER = `all', the string is displayed in all the ERC buffers for the
+current session.  `active' means the current active buffer
 \(`erc-active-buffer').  If the buffer can't be resolved, the current
 buffer is used.  `erc-display-line-1' is used to display STRING.
 

lisp/ido.el

@@ -756,7 +756,7 @@ matching item, even without typing a slash."
 (defcustom ido-create-new-buffer 'prompt
   "Specify whether a new buffer is created if no buffer matches substring.
 Choices are `always' to create new buffers unconditionally, `prompt' to
-ask user whether to create buffer, or 'never to never create new buffer."
+ask user whether to create buffer, or `never' to never create new buffer."
   :type '(choice (const always)
 		 (const prompt)
 		 (const never))

lisp/net/eww.el

@@ -1869,7 +1869,7 @@ Generally, the list should not include the (usually overly large)
 
 (defun eww-restore-desktop (file-name buffer-name misc-data)
   "Restore an eww buffer from its desktop file record.
-If `eww-restore-desktop' is t or 'auto, this function will also
+If `eww-restore-desktop' is t or `auto', this function will also
 initiate the retrieval of the respective URI in the background.
 Otherwise, the restored buffer will contain a prompt to do so by using
 \\[eww-reload]."

lisp/progmodes/hideshow.el

@@ -469,9 +469,9 @@ KIND is either `code' or `comment'.  Optional fourth arg B-OFFSET
 when added to B specifies the actual buffer position where the block
 begins.  Likewise for optional fifth arg E-OFFSET.  If unspecified
 they are taken to be 0 (zero).  The following properties are set
-in the overlay: 'invisible 'hs 'hs-b-offset 'hs-e-offset.  Also,
+in the overlay: `invisible' `hs' `hs-b-offset' `hs-e-offset'.  Also,
 depending on variable `hs-isearch-open', the following properties may
-be present: 'isearch-open-invisible 'isearch-open-invisible-temporary.
+be present: `isearch-open-invisible' `isearch-open-invisible-temporary'.
 If variable `hs-set-up-overlay' is non-nil it should specify a function
 to call with the newly initialized overlay."
   (unless b-offset (setq b-offset 0))

lisp/progmodes/mantemp.el

@@ -128,7 +128,7 @@
 
 (defun mantemp-insert-cxx-syntax ()
   "Insert C++ syntax around each template class and function.
-Insert `template class' for classes, 'template' for
+Insert `template class' for classes, `template' for
 functions and add the statement delimiter `;' at the end of
 the lines."
   (save-excursion