(bug 38670) Provide a no results found view

Provide a view showing:
- A feedback message where the current search term is displayed.
- Suggested options: based on likely languages and languages with one
additional level of editing distance than the used in the search algorithm.
- Instructions for search and browse including links to all the sub-regions
available.

* Introduced success, noresults callbacks for language and region filters
* Region filter can be a link for a region alone.

Change-Id: I713b62911bb32e1b1427320ced767b144180c5c4

resources/css/ext.uls.lcd.css

@@ -34,15 +34,25 @@
 
 .uls-language-block .three.columns {
 	width: 22%;
-
 }
 
 .uls-language-list-footer  .three.columns {
 	width: 22%;
-	
 }
 
-
-.uls-language-block{
-	width:100%;
+.uls-language-block {
+	width: 100%;
+}
+
+.uls-no-results-view {
+	color: #777;
+}
+
+#uls-no-found-more {
+	font-size: 0.9em;
+	background: #F8F8F8;
+	display: inline-block;
+	width: 100%;
+	margin-top: 1.6em;
+	line-height: 1.6em;
 }