Actually add the emacs-lisp folder :-)

contrib/lang/emacs-lisp/README.md

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+# Emacs Lisp contribution layer for Spacemacs
+
+![logo](img/emacs-lisp.png)
+
+<!-- markdown-toc start - Don't edit this section. Run M-x markdown-toc/generate-toc again -->
+**Table of Contents**
+
+- [Emacs Lisp contribution layer for Spacemacs](#emacs-lisp-contribution-layer-for-spacemacs)
+    - [Description](#description)
+    - [Install](#install)
+    - [Key bindings](#key-bindings)
+        - [srefactor](#srefactor)
+
+<!-- markdown-toc end -->
+
+## Description
+
+This layer gathers all the configuration related to emacs-lisp. This should
+always be in your dotfile, it is not recommended to uninstall it.
+
+## Install
+
+To use this contribution add it to your `~/.spacemacs`
+
+```elisp
+(setq-default dotspacemacs-configuration-layers '(emacs-lisp))
+```
+
+## Key bindings
+
+Key Binding                                  | Description
+---------------------------------------------|-------------------------------------------
+<kbd>SPC m g g</kbd>                         | go to definition of symbol under point
+<kbd>SPC m h h</kbd>                         | describe symbol at point
+<kbd>SPC m e $</kbd> or <kbd>SPC m e l</kbd> | go to end of current line and evaluate
+<kbd>SPC m e b</kbd>                         | evaluate current buffer
+<kbd>SPC m e c</kbd>                         | evaluate current form (start with `defun`, `setq`, etc...)
+<kbd>SPC m e e</kbd>                         | evaluate sexp before point
+<kbd>SPC m e r</kbd>                         | evaluate current region
+<kbd>SPC m e f</kbd>                         | evaluation current function
+<kbd>SPC m ,</kbd>                           | toggle `lisp state`
+<kbd>SPC m t b</kbd>                         | run tests of current buffer
+<kbd>SPC m t q</kbd>                         | run `ert`
+
+### srefactor
+
+The [semantic layer][semantic-layer] should be installed for these key bindings
+to become active.
+
+Key Binding          | Description
+---------------------|------------------------------------------------------------
+<kbd>SPC m = b</kbd> | format current buffer
+<kbd>SPC m = f</kbd> | format current function
+<kbd>SPC m = r</kbd> | format current sexp
+<kbd>SPC m = o</kbd> | format all on one line
+
+[semantic-layer]: ../../semantic/README.md

contrib/lang/emacs-lisp/config.el

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+;;; config.el --- Emacs Lisp Layer configuration File for Spacemacs
+;;
+;; Copyright (c) 2012-2014 Sylvain Benner
+;; Copyright (c) 2014-2015 Sylvain Benner & Contributors
+;;
+;; Author: Sylvain Benner <sylvain.benner@gmail.com>
+;; URL: https://github.com/syl20bnr/spacemacs
+;;
+;; This file is not part of GNU Emacs.
+;;
+;;; License: GPLv3
+
+;; Variables
+(spacemacs|defvar-company-backends emacs-lisp-mode)

contrib/lang/emacs-lisp/extensions.el

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+;;; extensions.el --- Emacs Lisp Layer Extensions File for Spacemacs
+;;
+;; Copyright (c) 2012-2014 Sylvain Benner
+;; Copyright (c) 2014-2015 Sylvain Benner & Contributors
+;;
+;; Author: Sylvain Benner <sylvain.benner@gmail.com>
+;; URL: https://github.com/syl20bnr/spacemacs
+;;
+;; This file is not part of GNU Emacs.
+;;
+;;; License: GPLv3
+
+(setq emacs-lisp-post-extensions
+      '(emacs-builtin-emacs-lisp))
+
+(defun emacs-lisp/init-emacs-builtin-emacs-lisp ()
+
+  (evil-leader/set-key-for-mode 'emacs-lisp-mode
+    "me$" 'lisp-state-eval-sexp-end-of-line
+    "meb" 'eval-buffer
+    "mec" 'spacemacs/eval-current-form
+    "mee" 'eval-last-sexp
+    "mer" 'spacemacs/eval-region
+    "mef" 'eval-defun
+    "mel" 'lisp-state-eval-sexp-end-of-line
+    "m,"  'lisp-state-toggle-lisp-state
+    "mtb" 'spacemacs/ert-run-tests-buffer
+    "mtq" 'ert)
+
+  ;; company support
+  (push 'company-capf company-backends-emacs-lisp-mode)
+  (spacemacs|add-company-hook emacs-lisp-mode))
+

contrib/lang/emacs-lisp/packages.el

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+;;; packages.el --- Emacs Lisp Layer packages File for Spacemacs
+;;
+;; Copyright (c) 2012-2014 Sylvain Benner
+;; Copyright (c) 2014-2015 Sylvain Benner & Contributors
+;;
+;; Author: Sylvain Benner <sylvain.benner@gmail.com>
+;; URL: https://github.com/syl20bnr/spacemacs
+;;
+;; This file is not part of GNU Emacs.
+;;
+;;; License: GPLv3
+
+(setq emacs-lisp-packages
+  '(
+    eldoc
+    elisp-slime-nav
+    evil
+    semantic
+    smartparens
+    srefactor
+    ))
+
+(defun emacs-lisp/post-init-eldoc ()
+  (add-hook 'emacs-lisp-mode-hook 'eldoc-mode))
+
+(defun emacs-lisp/init-elisp-slime-nav ()
+  ;; Elisp go-to-definition with M-. and back again with M-,
+  (use-package elisp-slime-nav
+    :defer t
+    :init
+    (progn
+      (add-hook 'emacs-lisp-mode-hook 'elisp-slime-nav-mode)
+      (evil-leader/set-key-for-mode 'emacs-lisp-mode
+        "mgg" 'elisp-slime-nav-find-elisp-thing-at-point
+        "mhh" 'elisp-slime-nav-describe-elisp-thing-at-point))))
+
+(defun emacs-lisp/post-init-evil ()
+  (add-to-hook 'emacs-lisp-mode
+               '(lambda ()
+                  (spacemacs|define-text-object ";"
+                                                "elisp-comment"
+                                                ";; "
+                                                ""))))
+
+(defun emacs-lisp/post-init-semantic ()
+  (semantic/enable-semantic-mode 'emacs-lisp-mode)
+  (eval-after-load 'semantic
+    '(semantic-default-elisp-setup)))
+
+(defun emacs-lisp/post-init-srefactor ()
+  (add-hook 'emacs-lisp-mode-hook 'spacemacs/lazy-load-srefactor)
+  (use-package srefactor-lisp
+    :commands (srefactor-lisp-format-buffer
+               srefactor-lisp-format-defun
+               srefactor-lisp-format-sexp
+               srefactor-lisp-one-line)
+    :init
+    (evil-leader/set-key-for-mode 'emacs-lisp-mode
+      "mfb" 'srefactor-lisp-format-buffer
+      "mfd" 'srefactor-lisp-format-defun
+      "mfr" 'srefactor-lisp-format-sexp
+      "mfo" 'srefactor-lisp-one-line
+      )))