Merge branch 'master' into v4

Conflicts:
	.travis.yml
	Gruntfile.js
	bower.json
	dist/css/bootstrap.css
	dist/css/bootstrap.css.map
	dist/css/bootstrap.min.css
	dist/js/bootstrap.js
	dist/js/bootstrap.min.js
	docs/_data/glyphicons.yml
	docs/_includes/components/breadcrumbs.html
	docs/_includes/components/button-dropdowns.html
	docs/_includes/components/button-groups.html
	docs/_includes/components/dropdowns.html
	docs/_includes/components/glyphicons.html
	docs/_includes/components/labels.html
	docs/_includes/components/list-group.html
	docs/_includes/components/media.html
	docs/_includes/components/navs.html
	docs/_includes/components/panels.html
	docs/_includes/components/progress-bars.html
	docs/_includes/components/thumbnails.html
	docs/_includes/components/wells.html
	docs/_includes/css/buttons.html
	docs/_includes/css/forms.html
	docs/_includes/css/helpers.html
	docs/_includes/css/images.html
	docs/_includes/css/less.html
	docs/_includes/customizer-variables.html
	docs/_includes/getting-started/accessibility.html
	docs/_includes/getting-started/browser-device-support.html
	docs/_includes/getting-started/community.html
	docs/_includes/getting-started/examples.html
	docs/_includes/getting-started/grunt.html
	docs/_includes/getting-started/license.html
	docs/_includes/getting-started/template.html
	docs/_includes/header.html
	docs/_includes/js/affix.html
	docs/_includes/js/alerts.html
	docs/_includes/js/carousel.html
	docs/_includes/js/collapse.html
	docs/_includes/js/dropdowns.html
	docs/_includes/js/modal.html
	docs/_includes/js/overview.html
	docs/_includes/js/popovers.html
	docs/_includes/js/scrollspy.html
	docs/_includes/js/tabs.html
	docs/_includes/js/tooltips.html
	docs/_includes/js/transitions.html
	docs/_includes/nav/javascript.html
	docs/_layouts/default.html
	docs/assets/css/docs.min.css
	docs/assets/css/src/docs.css
	docs/assets/js/customize.min.js
	docs/assets/js/docs.min.js
	docs/assets/js/raw-files.min.js
	docs/assets/js/vendor/FileSaver.js
	docs/assets/js/vendor/autoprefixer.js
	docs/assets/js/vendor/uglify.min.js
	docs/dist/css/bootstrap.css
	docs/dist/css/bootstrap.css.map
	docs/dist/css/bootstrap.min.css
	docs/dist/js/bootstrap.min.js
	docs/examples/blog/index.html
	docs/examples/carousel/index.html
	docs/examples/cover/index.html
	docs/examples/dashboard/index.html
	docs/examples/narrow-jumbotron/narrow-jumbotron.css
	docs/examples/navbar-fixed-top/index.html
	docs/examples/navbar-static-top/index.html
	docs/examples/non-responsive/index.html
	docs/examples/non-responsive/non-responsive.css
	docs/examples/theme/index.html
	grunt/configBridge.json
	js/affix.js
	js/carousel.js
	js/collapse.js
	js/dropdown.js
	js/modal.js
	js/popover.js
	js/scrollspy.js
	js/tab.js
	js/tests/unit/affix.js
	js/tests/unit/button.js
	js/tests/unit/carousel.js
	js/tests/unit/modal.js
	js/tests/unit/tooltip.js
	js/tooltip.js
	less/badges.less
	less/glyphicons.less
	less/type.less
	less/variables.less
	package.json
	scss/_dropdown.scss
	scss/_forms.scss
	test-infra/npm-shrinkwrap.json

1 files changed, 51 insertions, 48 deletions

diff --git a/docs/dist/js/bootstrap.js b/docs/dist/js/bootstrap.js
index 584fe3ba2..c72454d9a 100644
--- a/docs/dist/js/bootstrap.js
+++ b/docs/dist/js/bootstrap.js
@@ -306,10 +306,10 @@ if (typeof jQuery === 'undefined') {
     this.$element    = $(element)
     this.$indicators = this.$element.find('.carousel-indicators')
     this.options     = options
-    this.paused      =
-    this.sliding     =
-    this.interval    =
-    this.$active     =
+    this.paused      = null
+    this.sliding     = null
+    this.interval    = null
+    this.$active     = null
     this.$items      = null
 
     this.options.keyboard && this.$element.on('keydown.bs.carousel', $.proxy(this.keydown, this))
@@ -811,7 +811,7 @@ if (typeof jQuery === 'undefined') {
       return $this.trigger('click')
     }
 
-    var desc = ' li:not(.divider):visible a'
+    var desc = ' li:not(.disabled):visible a'
     var $items = $parent.find('[role="menu"]' + desc + ', [role="listbox"]' + desc)
 
     if (!$items.length) return
@@ -915,12 +915,13 @@ if (typeof jQuery === 'undefined') {
   // ======================
 
   var Modal = function (element, options) {
-    this.options        = options
-    this.$body          = $(document.body)
-    this.$element       = $(element)
-    this.$backdrop      =
-    this.isShown        = null
-    this.scrollbarWidth = 0
+    this.options         = options
+    this.$body           = $(document.body)
+    this.$element        = $(element)
+    this.$backdrop       = null
+    this.isShown         = null
+    this.originalBodyPad = null
+    this.scrollbarWidth  = 0
 
     if (this.options.remote) {
       this.$element
@@ -1149,17 +1150,23 @@ if (typeof jQuery === 'undefined') {
   }
 
   Modal.prototype.checkScrollbar = function () {
-    this.bodyIsOverflowing = document.body.scrollHeight > document.documentElement.clientHeight
+    var fullWindowWidth = window.innerWidth
+    if (!fullWindowWidth) { // workaround for missing window.innerWidth in IE8
+      var documentElementRect = document.documentElement.getBoundingClientRect()
+      fullWindowWidth = documentElementRect.right - Math.abs(documentElementRect.left)
+    }
+    this.bodyIsOverflowing = document.body.clientWidth < fullWindowWidth
     this.scrollbarWidth = this.measureScrollbar()
   }
 
   Modal.prototype.setScrollbar = function () {
     var bodyPad = parseInt((this.$body.css('padding-right') || 0), 10)
+    this.originalBodyPad = document.body.style.paddingRight || ''
     if (this.bodyIsOverflowing) this.$body.css('padding-right', bodyPad + this.scrollbarWidth)
   }
 
   Modal.prototype.resetScrollbar = function () {
-    this.$body.css('padding-right', '')
+    this.$body.css('padding-right', this.originalBodyPad)
   }
 
   Modal.prototype.measureScrollbar = function () { // thx walsh
@@ -1241,11 +1248,11 @@ if (typeof jQuery === 'undefined') {
   // ===============================
 
   var Tooltip = function (element, options) {
-    this.type       =
-    this.options    =
-    this.enabled    =
-    this.timeout    =
-    this.hoverState =
+    this.type       = null
+    this.options    = null
+    this.enabled    = null
+    this.timeout    = null
+    this.hoverState = null
     this.$element   = null
 
     this.init('tooltip', element, options)
@@ -1278,6 +1285,10 @@ if (typeof jQuery === 'undefined') {
     this.options   = this.getOptions(options)
     this.$viewport = this.options.viewport && $(this.options.viewport.selector || this.options.viewport)
 
+    if (this.$element[0] instanceof document.constructor && !this.options.selector) {
+      throw new Error('`selector` option must be specified when initializing ' + this.type + ' on the window.document object!');
+    }
+
     var triggers = this.options.trigger.split(' ')
 
     for (var i = triggers.length; i--;) {
@@ -1498,10 +1509,10 @@ if (typeof jQuery === 'undefined') {
     this.replaceArrow(arrowDelta, $tip[0][arrowOffsetPosition], isVertical)
   }
 
-  Tooltip.prototype.replaceArrow = function (delta, dimension, isHorizontal) {
+  Tooltip.prototype.replaceArrow = function (delta, dimension, isVertical) {
     this.arrow()
-      .css(isHorizontal ? 'left' : 'top', 50 * (1 - delta / dimension) + '%')
-      .css(isHorizontal ? 'top' : 'left', '')
+      .css(isVertical ? 'left' : 'top', 50 * (1 - delta / dimension) + '%')
+      .css(isVertical ? 'top' : 'left', '')
   }
 
   Tooltip.prototype.setContent = function () {
@@ -1514,7 +1525,7 @@ if (typeof jQuery === 'undefined') {
 
   Tooltip.prototype.hide = function (callback) {
     var that = this
-    var $tip = this.tip()
+    var $tip = $(this.$tip)
     var e    = $.Event('hide.bs.' + this.type)
 
     function complete() {
@@ -1531,7 +1542,7 @@ if (typeof jQuery === 'undefined') {
 
     $tip.removeClass('in')
 
-    $.support.transition && this.$tip.hasClass('fade') ?
+    $.support.transition && $tip.hasClass('fade') ?
       $tip
         .one('bsTransitionEnd', complete)
         .emulateTransitionEnd(Tooltip.TRANSITION_DURATION) :
@@ -1774,11 +1785,6 @@ if (typeof jQuery === 'undefined') {
     return (this.$arrow = this.$arrow || this.tip().find('.popover-arrow'))
   }
 
-  Popover.prototype.tip = function () {
-    if (!this.$tip) this.$tip = $(this.options.template)
-    return this.$tip
-  }
-
 
   // POPOVER PLUGIN DEFINITION
   // =========================
@@ -1827,10 +1833,8 @@ if (typeof jQuery === 'undefined') {
   // ==========================
 
   function ScrollSpy(element, options) {
-    var process  = $.proxy(this.process, this)
-
-    this.$body          = $('body')
-    this.$scrollElement = $(element).is('body') ? $(window) : $(element)
+    this.$body          = $(document.body)
+    this.$scrollElement = $(element).is(document.body) ? $(window) : $(element)
     this.options        = $.extend({}, ScrollSpy.DEFAULTS, options)
     this.selector       = (this.options.target || '') + ' .nav li > a'
     this.offsets        = []
@@ -1838,7 +1842,7 @@ if (typeof jQuery === 'undefined') {
     this.activeTarget   = null
     this.scrollHeight   = 0
 
-    this.$scrollElement.on('scroll.bs.scrollspy', process)
+    this.$scrollElement.on('scroll.bs.scrollspy', $.proxy(this.process, this))
     this.refresh()
     this.process()
   }
@@ -1854,20 +1858,19 @@ if (typeof jQuery === 'undefined') {
   }
 
   ScrollSpy.prototype.refresh = function () {
-    var offsetMethod = 'offset'
-    var offsetBase   = 0
+    var that          = this
+    var offsetMethod  = 'offset'
+    var offsetBase    = 0
+
+    this.offsets      = []
+    this.targets      = []
+    this.scrollHeight = this.getScrollHeight()
 
     if (!$.isWindow(this.$scrollElement[0])) {
       offsetMethod = 'position'
       offsetBase   = this.$scrollElement.scrollTop()
     }
 
-    this.offsets = []
-    this.targets = []
-    this.scrollHeight = this.getScrollHeight()
-
-    var self     = this
-
     this.$body
       .find(this.selector)
       .map(function () {
@@ -1882,8 +1885,8 @@ if (typeof jQuery === 'undefined') {
       })
       .sort(function (a, b) { return a[0] - b[0] })
       .each(function () {
-        self.offsets.push(this[0])
-        self.targets.push(this[1])
+        that.offsets.push(this[0])
+        that.targets.push(this[1])
       })
   }
 
@@ -1923,8 +1926,8 @@ if (typeof jQuery === 'undefined') {
     this.clear()
 
     var selector = this.selector +
-        '[data-target="' + target + '"],' +
-        this.selector + '[href="' + target + '"]'
+      '[data-target="' + target + '"],' +
+      this.selector + '[href="' + target + '"]'
 
     var active = $(selector)
       .parents('li')
@@ -2077,7 +2080,7 @@ if (typeof jQuery === 'undefined') {
         element.removeClass('fade')
       }
 
-      if (element.parent('.dropdown-menu')) {
+      if (element.parent('.dropdown-menu').length) {
         element
           .closest('li.dropdown')
             .addClass('active')
@@ -2164,8 +2167,8 @@ if (typeof jQuery === 'undefined') {
       .on('click.bs.affix.data-api',  $.proxy(this.checkPositionWithEventLoop, this))
 
     this.$element     = $(element)
-    this.affixed      =
-    this.unpin        =
+    this.affixed      = null
+    this.unpin        = null
     this.pinnedOffset = null
 
     this.checkPosition()