[Emacs] Update Emacs configuration

New variables were introduced to the template dotspacemacs file. This
commit adds them in my spacemacs.org configuration file.

The dotspacemacs file was modified. This commit updates it.

org/config/spacemacs.org

@@ -612,7 +612,7 @@
    repositories, so  I’ll disable  the Spacemacs support  for this  feature. The
    default value of this variable is =nil=.
    #+BEGIN_SRC emacs-lisp
-     (setq-default dotspacemacs-enable-emacs-pdumper nil)
+     (setq-default dotspacemacs-enable-emacs-pdumper t)
    #+END_SRC
 
    In case the support for pdumper was enabled, Spacemacs needs to know the name
@@ -630,6 +630,7 @@
    #+BEGIN_SRC sh :tangle no :exports code
      ./emacs --dump-file=~/.config/emacs/.cache/dumps/spacemacs.pdmp
    #+END_SRC
+
    The default value of this variable is ="spacemacs.pdmp"=.
    #+BEGIN_SRC emacs-lisp
      (setq-default dotspacemacs-emacs-dumper-dump-file "spacemacs.pdmp")
@@ -726,6 +727,13 @@
                                                        hybrid-mode-default-state 'normal))
    #+END_SRC
 
+   If non-nil,  the paste transient-state  is enabled. While enabled,  after you
+   paste something,  pressing ~C-j~ and  ~C-k~ several times cycles  through the
+   elements in the ~kill-ring~. Default ~nil~.
+   #+BEGIN_SRC emacs-lisp
+     (setq-default dotspacemacs-enable-paste-transient-state t)
+   #+END_SRC
+
 ** Spacemacs home configuration
    :PROPERTIES:
    :CUSTOM_ID: Init-Spacemacs_home_configuration-8375cdcc
@@ -764,6 +772,12 @@
      (setq-default dotspacemacs-startup-buffer-responsive t)
    #+END_SRC
 
+   If non-nil show the version string in the Spacemacs buffer. It will appear as
+   ~(spacemacs version)@(emacs version)~. Default ~t~.
+   #+BEGIN_SRC emacs-lisp
+     (setq-default dotspacemacs-startup-buffer-show-version t)
+   #+END_SRC
+
 ** Default major modes
    :PROPERTIES:
    :CUSTOM_ID: Init-Default_major_modes-37f4a891
@@ -781,6 +795,7 @@
    #+BEGIN_SRC emacs-lisp
    (setq-default dotspacemacs-scratch-mode 'org-mode)
    #+END_SRC
+
    By the way, it  is possible to set a default message  for the scratch buffer,
    such as “Welcome to Spacemacs!”. I prefer to keep it clean. The default value
    is =nil=.
@@ -1148,7 +1163,7 @@
 
    You can  also set  a custom  emacs server  socket location.  If the  value is
    ~nil~, Emacs  will use whatever the  Emacs default is, otherwise  a directory
-   path    like    ="~/.config/emacs/server"=.    It   has    no    effect    if
+   path   like    ="$HOME/.config/emacs/server"=.   It   has   no    effect   if
    ~dotspacemacs-enable-server~ is ~nil~.
    #+BEGIN_SRC emacs-lisp
      (setq-default dotspacemacs-server-socket-dir nil)
@@ -1193,7 +1208,7 @@
    - ~grep~
    The default value is ~'("rg" "ag" "pt" "ack" "grep")~.
    #+BEGIN_SRC emacs-lisp
-     (setq-default dotspacemacs-search-tools '("rg" "ag" "pt" "ack" "grep"))
+     (setq-default dotspacemacs-search-tools '("rg" "grep"))
    #+END_SRC
 
    Delete whitespace while saving buffer. Possible values are:
@@ -1206,6 +1221,41 @@
      (setq-default dotspacemacs-whitespace-cleanup nil)
    #+END_SRC
 
+  Set ~gc-cons-threshold~  and ~gc-cons-percentage~ when startup  finishes. This
+  is an advanced option and should not be changed unless you suspect performance
+  issues due to garbage collection operations. The default is ~'(100000000 0.1)~
+  #+BEGIN_SRC emacs-lisp
+    (setq-default dotspacemacs-gc-cons '(100000000 0.1))
+  #+END_SRC
+
+  If  non  nil activate  ~clean-aindent-mode~  which  tries to  correct  virtual
+  indentation  of simple  modes. This  can  interfer with  mode specific  indent
+  handling like has been reported for  ~go-mode~. If it does deactivate it here.
+  Default ~t~.
+  #+BEGIN_SRC emacs-lisp
+    (setq-default dotspacemacs-use-clean-aindent-mode t)
+  #+END_SRC
+
+  Text   of  shifted   values   from  your   keyboard's   number  row.   Default
+  ~'!@#$%^&*()'~. I adapted it to the bépo layout.
+  #+BEGIN_SRC emacs-lisp
+    (setq-default dotspacemacs-snoopy-keyrow "\"«»()@+-/*")
+  #+END_SRC
+
+  If non-nil  activate ~snoopy-mode~ which shifts  your number row to  match the
+  set  of  signs  given  in ~dotspacemacs-snoopy-keyrow~  in  programming  modes
+  (~insert-mode~ only). Default ~nil~.
+  #+BEGIN_SRC emacs-lisp
+    (setq-default dotspacemacs-use-snoopy-mode nil)
+  #+END_SRC
+
+  Set  ~read-process-output-max~ when  startup finishes.  This defines  how much
+  data is  read from  a foreign process.  Setting this >=  1 MB  should increase
+  performance for lsp servers in emacs 27.
+  #+BEGIN_SRC emacs-lisp
+    (setq-default dotspacemacs-read-process-output-max (* 1024 1024 8))
+  #+END_SRC
+
 * User Initialization
   :PROPERTIES:
   :header-args:emacs-lisp: :tangle ~/.config/emacs/private/user-init.el :exports code :results silent
@@ -1291,14 +1341,14 @@
         "Return a typical new assignment for arguments.
 
       Inspired from elpy’s functions https://github.com/jorgenschaefer/elpy"
-        (let ((identation (make-string (save-excursion
+        (let ((indentation (make-string (save-excursion
                                          (goto-char start-point)
                                          (current-indentation))
                                        ?\s)))
           (mapconcat (lambda (arg)
                        (if (string-match "^\\*" (car arg))
                            ""
-                         (format "%s,\n%s" (car arg) identation)))
+                         (format "%s,\n%s" (car arg) indentation)))
                      (phundrak//yas-snippet-split-args arg-string)
                      "")))
     #+END_SRC