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

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

app/assets/stylesheets/common/inline.scss

@@ -0,0 +1,43 @@
+@import "000_vars.css.scss";
+
+span.error {
+  display: block;
+  font-weight: bold;
+  color: red;
+}
+
+span.link {
+  color: $link_color;
+  cursor: pointer;
+}
+
+span.wait {
+  color: #CCC;
+}
+
+span.count {
+  color: #CCC;
+  margin-left: 0.5em;
+}
+
+span.edit-options {
+}
+
+kbd.key {
+  background: #333;
+  border: 1px solid #333;
+  padding: 1px 6px;
+  color: white;
+/*  width: 1em;*/
+  text-align: center;
+  @include inline-block;
+  @include border-radius(3px);
+}
+
+span.inactive {
+  color: #AAA;
+}
+
+td a.last-page {
+  color: #666;
+}