(css) Add missing CKEditor files

UI/WebServerResources/js/vendor/ckeditor/plugins/colordialog/dialogs/colordialog.css

@@ -0,0 +1,20 @@
+/**
+ * @license Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
+ * For licensing, see LICENSE.md or http://ckeditor.com/license
+ */
+
+.cke_colordialog_colorcell {
+	width: 12px; /* All cells have equal width which depends on parent width (in this case table parent). Width works more like max-width. */
+	height: 14px;
+	padding: 1px; /* Padding is replaced by border for focused cells. Prevents 'jumping' when adding borders. */
+}
+
+.cke_colordialog_colorcell.cke_colordialog_focused_light,
+.cke_colordialog_colorcell.cke_colordialog_focused_dark {
+	padding: 0; /* Shrink cell to allow 1px border indicating focus. */
+	border: 1px dotted #000;
+}
+
+.cke_colordialog_colorcell.cke_colordialog_focused_dark {
+	border-color: #FFF;
+}

UI/WebServerResources/js/vendor/ckeditor/plugins/scayt/dialogs/dialog.css

@@ -0,0 +1,23 @@
+div.cke_dialog_ui_scaytItemList {
+	border: 1px solid #c9cccf;
+}
+
+.cke_scaytItemList-child {
+	position: relative;
+	padding: 6px 30px 6px 5px;
+	overflow: hidden;
+	text-overflow: ellipsis;
+	white-space: nowrap;
+}
+
+.cke_scaytItemList-child:hover {
+	background: #ebebeb;
+}
+
+.cke_scaytItemList-child .cke_scaytItemList_remove {
+	position: absolute;
+	top: 0;
+	right: 5px;
+	width: 26px;
+	height: 26px;
+}