godoc/static: update jquery.treeview to 1.4.2

This has the primary benefit of clarifying the license as MIT.

Images have been "losslessly compressed" upstream; see
https://github.com/jzaefferer/jquery-treeview/commit/ca711d9.

Retrieved from
https://github.com/jzaefferer/jquery-treeview/releases/tag/1.4.2.

Change-Id: Ia111cbdf246d9adafa3d1c8cfbd7f0c5763cc935
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223077
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>

godoc/static/jquery.treeview.css

@@ -1,4 +1,4 @@
-/* https://github.com/jzaefferer/jquery-treeview/blob/master/jquery.treeview.css */
+/* https://github.com/jzaefferer/jquery-treeview/blob/1.4.2/jquery.treeview.css */
 /* License: MIT. */
 .treeview, .treeview ul {
 	padding: 0;

godoc/static/jquery.treeview.edit.js

@@ -1,4 +1,4 @@
-/* https://github.com/jzaefferer/jquery-treeview/blob/master/jquery.treeview.edit.js */
+/* https://github.com/jzaefferer/jquery-treeview/blob/1.4.2/jquery.treeview.edit.js */
 /* License: MIT. */
 (function($) {
 	var CLASSES = $.treeview.classes;
@@ -35,5 +35,5 @@
 			}
 		});
 	};
-	
+
 })(jQuery);

godoc/static/jquery.treeview.js

@@ -1,17 +1,11 @@
 /*
- * Treeview 1.4.1 - jQuery plugin to hide and show branches of a tree
- * 
+ * Treeview 1.4.2 - jQuery plugin to hide and show branches of a tree
+ *
  * http://bassistance.de/jquery-plugins/jquery-plugin-treeview/
- * http://docs.jquery.com/Plugins/Treeview
  *
- * Copyright (c) 2007 Jörn Zaefferer
- *
- * Dual licensed under the MIT and GPL licenses:
+ * Copyright Jörn Zaefferer
+ * Released under the MIT license:
  *   http://www.opensource.org/licenses/mit-license.php
- *   http://www.gnu.org/licenses/gpl.html
- *
- * Revision: $Id: jquery.treeview.js 5759 2008-07-01 07:50:28Z joern.zaefferer $
- *
  */
 
 ;(function($) {
@@ -50,7 +44,7 @@
 			} else {
 				this.hide();
 				if (callback)
-					this.each(callback);				
+					this.each(callback);
 			}
 		},
 		prepareBranches: function(settings) {
@@ -70,18 +64,18 @@
 				if ( this == event.target )
 					toggler.apply($(this).next());
 			}).add( $("a", this) ).hoverClass();
-			
+
 			if (!settings.prerendered) {
 				// handle closed ones first
 				this.filter(":has(>ul:hidden)")
 						.addClass(CLASSES.expandable)
 						.replaceClass(CLASSES.last, CLASSES.lastExpandable);
-						
+
 				// handle open ones
 				this.not(":has(>ul:hidden)")
 						.addClass(CLASSES.collapsable)
 						.replaceClass(CLASSES.last, CLASSES.lastCollapsable);
-						
+
 	            // create hitarea if not present
 				var hitarea = this.find("div." + CLASSES.hitarea);
 				if (!hitarea.length)
@@ -94,23 +88,23 @@
 					$(this).addClass( classes );
 				})
 			}
-			
+
 			// apply event to hitarea
 			this.find("div." + CLASSES.hitarea).click( toggler );
 		},
 		treeview: function(settings) {
-			
+
 			settings = $.extend({
 				cookieId: "treeview"
 			}, settings);
-			
+
 			if ( settings.toggle ) {
 				var callback = settings.toggle;
 				settings.toggle = function() {
 					return callback.apply($(this).parent()[0], arguments);
 				};
 			}
-		
+
 			// factory for treecontroller
 			function treeController(tree, control) {
 				// factory for click handlers
@@ -130,9 +124,9 @@
 				// click on second to expand tree
 				$("a:eq(1)", control).click( handler(CLASSES.expandable) );
 				// click on third to toggle tree
-				$("a:eq(2)", control).click( handler() ); 
+				$("a:eq(2)", control).click( handler() );
 			}
-		
+
 			// handle toggle event
 			function toggler() {
 				$(this)
@@ -164,7 +158,7 @@
 				}
 			}
 			this.data("toggler", toggler);
-			
+
 			function serialize() {
 				function binary(arg) {
 					return arg ? 1 : 0;
@@ -175,7 +169,7 @@
 				});
 				$.cookie(settings.cookieId, data.join(""), settings.cookieOptions );
 			}
-			
+
 			function deserialize() {
 				var stored = $.cookie(settings.cookieId);
 				if ( stored ) {
@@ -185,13 +179,13 @@
 					});
 				}
 			}
-			
+
 			// add treeview class to activate styles
 			this.addClass("treeview");
-			
+
 			// prepare branches and find all tree items with child lists
 			var branches = this.find("li").prepareBranches(settings);
-			
+
 			switch(settings.persist) {
 			case "cookie":
 				var toggleCallback = settings.toggle;
@@ -205,7 +199,7 @@
 				break;
 			case "location":
 				var current = this.find("a").filter(function() {
-					return this.href.toLowerCase() == location.href.toLowerCase();
+					return location.href.toLowerCase().indexOf(this.href.toLowerCase()) == 0;
 				});
 				if ( current.length ) {
 					// TODO update the open/closed classes
@@ -222,19 +216,19 @@
 				}
 				break;
 			}
-			
+
 			branches.applyClasses(settings, toggler);
-				
+
 			// if control option is set, create the treecontroller and show it
 			if ( settings.control ) {
 				treeController(this, settings.control);
 				$(settings.control).show();
 			}
-			
+
 			return this;
 		}
 	});
-	
+
 	// classes used by the plugin
 	// need to be styled via external stylesheet, see first example
 	$.treeview = {};
@@ -252,5 +246,5 @@
 		last: "last",
 		hitarea: "hitarea"
 	});
-	
+
 })(jQuery);