Move relative-line-numbers layer to spacemacs layer

contrib/relative-line-numbers/README.md

@@ -1,5 +0,0 @@
-# Relative line numbers contribution layer for Spacemacs
-
-Installs the [linum-relative](https://github.com/coldnew/linum-relative) package for relative line numbers like in Vim.
-
-Relative line numbers can be toggled using `<SPC> t r`.

contrib/relative-line-numbers/packages.el

@@ -1,20 +0,0 @@
-(defvar relative-line-numbers-packages
-  '(
-    linum-relative
-    )
-  "List of all packages to install and/or initialize. Built-in packages
-which require an initialization must be listed explicitly in the list.")
-
-(defvar relative-line-numbers-excluded-packages '()
-  "List of packages to exclude.")
-
-(defun relative-line-numbers/init-linum-relative ()
-  "Initialize linum-relative"
-  (use-package linum-relative
-    :config
-    (progn
-      (setq linum-format 'linum-relative)
-      (setq linum-relative-current-symbol "")
-
-      (evil-leader/set-key "tr" 'linum-relative-toggle)))
-  )

spacemacs/packages.el

@@ -74,6 +74,7 @@
     json-mode
     ledger-mode
     less-css-mode
+    linum-relative
     key-chord
     magit
     magit-gitflow
@@ -1465,6 +1466,17 @@ determine the state to enable when escaping from the insert state.")
         "md" 'ledger-delete-current-transaction
         "ma" 'ledger-add-transaction))))
 
+(defun spacemacs/init-linum-relative ()
+  (use-package linum-relative
+    :commands linum-relative-toggle
+    :init
+    (evil-leader/set-key "tr" 'linum-relative-toggle)
+    :config
+    (progn
+      (setq linum-format 'linum-relative)
+      (setq linum-relative-current-symbol "")
+      (linum-relative-toggle))))
+
 (defun spacemacs/init-magit ()
   (use-package magit
     :defer t