multiple-cursors: Configure multiple cursors

To be able to have multiple cursors at once install the package and
configure it rudimentarily.

.emacs.d/config/multiple-cursors.el

@@ -0,0 +1,7 @@
+(use-package multiple-cursors
+  :ensure t
+  :bind
+  ("C-c m" . mc/mark-more-like-this-extended)
+  ("C-c a" . mc/edit-lines)
+  ("C->" . mc/mark-next-like-this)
+  ("C-<" . mc/mark-previous-like-this))

.emacs.d/init.el

@@ -66,6 +66,7 @@ symbols, which are converted to strings, and suffixed with \".el\"."
                         git
                         gpg
                         man
+                        multiple-cursors
                         org
                         pass
                         python

.gitignore.d/emacs

@@ -8,6 +8,7 @@
 !/.emacs.d/config/git.el
 !/.emacs.d/config/gpg.el
 !/.emacs.d/config/man.el
+!/.emacs.d/config/multiple-cursors.el
 !/.emacs.d/config/org.el
 !/.emacs.d/config/pass.el
 !/.emacs.d/config/python.el