Heavily redesign keybinding design

+ SPC and SPC m as leader/localleader (spacemacs-ey)
+ Move all custom keybindings to private +bindings.el file
+ Redesign+rearrange keybindings

modules/tools/gist/config.el

@@ -11,17 +11,6 @@
 
   ;; evil-ify gist listing
   (set! :evil-state 'gist-list-mode 'normal)
-  (map! :map gist-list-menu-mode-map
-        :n "RET" #'+gist/open-current
-        :n "d"   #'gist-kill-current
-        :n "r"   #'gist-list-reload
-        :n "c"   #'gist-add-buffer
-        :n "y"   #'gist-print-current-url
-        :n "b"   #'gist-browse-current-url
-        :n "s"   #'gist-star
-        :n "S"   #'gist-unstar
-        :n "f"   #'gist-fork
-        :n "q"   #'quit-window)
 
   (when (bound-and-true-p shackle-mode)
     (defun +gist*list-render (orig-fn &rest args)