remove newtab links; practicing what i preach

includes/mixins/ext_a.pug

@@ -1,2 +1,2 @@
 mixin ext_a(href, content, class_name='')
-  a(href=href target="_blank" rel="external nofollow noopener" class=class_name)= content
+  a(href=href rel="external nofollow noopener" class=class_name)= content

includes/sections/seealso.pug

@@ -2,10 +2,10 @@ section.seealso
   h1.target#seealso: a(href="#seealso") see also
   .desc
     p
-      a(href="https://bdeshi.space" target="_blank").print: b articles
+      a(href="https://bdeshi.space" rel="external").print: b articles
       |(7),
       |
-      a(href="https://github.com/bdeshi" target="_blank" rel="external nofollow noopener noreferrer").print: b github
+      a(href="https://github.com/bdeshi" rel="external nofollow noopener noreferrer").print: b github
       |(4)
       //-
         |