stylesheets: rename *.css.scss -> *.scss.

Fixes "DEPRECATION WARNING: Extra .css in SCSS file is unnecessary."

app/assets/stylesheets/specific/artists.scss

@@ -0,0 +1,42 @@
+@import "../common/000_vars.css.scss";
+
+div#c-artists, div#excerpt {
+  span.new-artist {
+    font-weight: bold;
+    color: #A00;
+  }
+
+  div#a-banned {
+  }
+
+  div#a-show {
+    p.legend {
+      margin-bottom: 2em;
+      font-size: 0.8em;
+      font-style: italic;
+    }
+  }
+
+  div#a-edit, div#a-new {
+    textarea {
+      height: 10em;
+      
+      &#artist_other_names_comma {
+        height: 3em;
+      }
+    }
+
+    .hint {
+      display: block;
+    } 
+  }
+
+  div.recent-posts {
+    margin-top: 1em;
+
+    h1 {
+      font-size: $h2_size;
+      margin: 0;
+    }
+  }
+}