add v3.4.0 to docs

docs/3/bower_components/bootstrap/js/carousel.js

@@ -1,8 +1,8 @@
 /* ========================================================================
- * Bootstrap: carousel.js v3.3.7
- * http://getbootstrap.com/javascript/#carousel
+ * Bootstrap: carousel.js v3.4.0
+ * https://getbootstrap.com/docs/3.4/javascript/#carousel
  * ========================================================================
- * Copyright 2011-2016 Twitter, Inc.
+ * Copyright 2011-2018 Twitter, Inc.
  * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
  * ======================================================================== */
 
@@ -30,7 +30,7 @@
       .on('mouseleave.bs.carousel', $.proxy(this.cycle, this))
   }
 
-  Carousel.VERSION  = '3.3.7'
+  Carousel.VERSION  = '3.4.0'
 
   Carousel.TRANSITION_DURATION = 600
 
@@ -144,7 +144,9 @@
     var slidEvent = $.Event('slid.bs.carousel', { relatedTarget: relatedTarget, direction: direction }) // yes, "slid"
     if ($.support.transition && this.$element.hasClass('slide')) {
       $next.addClass(type)
-      $next[0].offsetWidth // force reflow
+      if (typeof $next === 'object' && $next.length) {
+        $next[0].offsetWidth // force reflow
+      }
       $active.addClass(direction)
       $next.addClass(direction)
       $active
@@ -206,10 +208,17 @@
   // =================
 
   var clickHandler = function (e) {
-    var href
     var $this   = $(this)
-    var $target = $($this.attr('data-target') || (href = $this.attr('href')) && href.replace(/.*(?=#[^\s]+$)/, '')) // strip for ie7
+    var href    = $this.attr('href')
+    if (href) {
+      href = href.replace(/.*(?=#[^\s]+$)/, '') // strip for ie7
+    }
+
+    var target  = $this.attr('data-target') || href
+    var $target = $(document).find(target)
+
     if (!$target.hasClass('carousel')) return
+
     var options = $.extend({}, $target.data(), $this.data())
     var slideIndex = $this.attr('data-slide-to')
     if (slideIndex) options.interval = false