redactor: Upgrade plugins, improve initialize performance

css/redactor.css

@@ -970,3 +970,20 @@ body .redactor-box-fullscreen {
   font-size: 1em;
   text-transform: uppercase;
 }
+.redactor.color-swatch {
+  float: left;
+  font-size: 0;
+  border: 2px solid #fff;
+  padding: 0;
+  margin: 0;
+  width: 22px;
+  height: 22px;
+  box-sizing: border-box;
+}
+.redactor.uncolor {
+  display: block;
+  clear: both;
+  padding: 5px;
+  font-size: 12px;
+  line-height: 1;
+}