Bootstrap 3.3.4 发布，Web 前端 UI 框架

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Bootstrap 是最受欢迎的 HTML、CSS 和 JS 框架，用于开发响应式布局、移动设备优先的 WEB 项目。Bootstrap 3.3.4 发布，此版本主要是 bug 修复和文档改进。此版本总共包括 29 位贡献者和 325 个 commits。

值得关注的内容如下：

修复了一些 Modal 插件的 bugs
修复了 ScrollSpy 插件的 bugs
Bootstrap 现在作为 Meteor 包提供在 Atmosphere 包索引
优化了当前的 symbol Glyphicons
在文档中部署 AnchorJS

其他改进：

CSS

#15561, #15628: Properly resize .badges inside .btn-group-xs
#15620: Add .glyphicon-* aliases for other ISO 4217-ish currency codes:
.glyphicon-btc and .glyphicon-xbt for .glyphicon-bitcoin
.glyphicon-jpy for .glyphicon-yen
.glyphicon-rub for .glyphicon-ruble
#15656: Improve positioning of inline checkboxes and radio buttons by setting position: relative
#15682, #15697: Ensure .caret is the same size in Firefox
#15699: Ensure .form-control-static doesn't change height when it's empty
#15719, #15728: Add a variable for .form-group's margin-bottom
#15726: Remove unnecessary nesting of .embed-responsive-* classes
#15755: Removed unnecessary visibility: hidden !important from .hidden class per upstream H5BP change
#507425: Use a utility mixing for .initialism text transformation
#15947, #15974: iOS fix for role="button" elements
#16021: Remove visibility properties where they are redundant to existing display properties

#15378: Modal: Work around IE scrollbars not taking up page width#15496: Make $(document).tooltip({...}) without the selector option throw an error#15520: Dropdown: Properly ignore .disabled elements when using keyboard navigation#15557: Tooltip: Avoid creating an unnecessary tooltip when Tooltip#hide is called#15593: Fix Scrollspy's handling of multiple target elements with offsets of zero#15630: Fix erroneous tautological conditional in Tab plugin#15681: Rename Tooltip.replaceArrow()'s isHorizontal parameter to isVertical for accuracy#15693: Remove duplicate implementation of tip() method in popover.js#15930: Modal: Apply any preexisting inline body padding again after closing#15941: Update the .collapsed class and aria-expanded attribute of all of a Collapse's trigger elements when showing/hiding the Collapse#507481: Modal: Fix backdrop not readjusting when height changes#15988: $(...).tooltip('hide') on an uninitialized tooltip/popover no longer unnecessarily initializes it#16011: $(...).collapse('hide') on a hidden uninitialized collapsible no longer shows it#16043: Use half-closed interval for ScrollSpy bounds condition to avoid selecting wrong nav element when user scrolls upwards

Docs

#15491: Add AnchorJS for docs anchors (hover over headings for a permalink to that section)
#15621: Document sticky :hover on mobile browsers
#15648: Improve image layout in the Carousel example and document image alignment via .center-block
#15662: Mention dropup variation in dropdown docs
#15683, #15703: Clarify usage and effects of readonly and disabled inputs
#15710: License FAQ clarification
#15714: Skip link workarounds for Chrome and IE
#15725: Add example of how to use the grid system within a modal
#15739: Clarify target of modal events
#15740: Clarify target of carousel events
#15742: Document how destroy works for delegated tooltips/popovers
#507482, #15900: Use an ID as the example for Scrollspy
components>dropdowns.html headings" style="font-family: 'Microsoft YaHei', Verdana, sans-serif, SimSun; line-height: 30px; margin: 0px; padding: 0px; color: rgb(45, 131, 213); text-decoration: none; background-color: rgb(255, 255, 255);">#507484, components>button-groups headings" style="font-family: 'Microsoft YaHei', Verdana, sans-serif, SimSun; line-height: 30px; margin: 0px; padding: 0px; color: rgb(45, 131, 213); text-decoration: none; background-color: rgb(255, 255, 255);">#507485, components>button-dropdowns headings " style="font-family: 'Microsoft YaHei', Verdana, sans-serif, SimSun; line-height: 30px; margin: 0px; padding: 0px; color: rgb(45, 131, 213); text-decoration: none; background-color: rgb(255, 255, 255);">#507486, components>labels headings" style="font-family: 'Microsoft YaHei', Verdana, sans-serif, SimSun; line-height: 30px; margin: 0px; padding: 0px; color: rgb(45, 131, 213); text-decoration: none; background-color: rgb(255, 255, 255);">#507487, components>thumbnails headings" style="font-family: 'Microsoft YaHei', Verdana, sans-serif, SimSun; line-height: 30px; margin: 0px; padding: 0px; color: rgb(45, 131, 213); text-decoration: none; background-color: rgb(255, 255, 255);">#507488, components>progress bars headings" style="font-family: 'Microsoft YaHei', Verdana, sans-serif, SimSun; line-height: 30px; margin: 0px; padding: 0px; color: rgb(45, 131, 213); text-decoration: none; background-color: rgb(255, 255, 255);">#507489, components>media object headings" style="font-family: 'Microsoft YaHei', Verdana, sans-serif, SimSun; line-height: 30px; margin: 0px; padding: 0px; color: rgb(45, 131, 213); text-decoration: none; background-color: rgb(255, 255, 255);">#507490, components>(remaining components) headings" style="font-family: 'Microsoft YaHei', Verdana, sans-serif, SimSun; line-height: 30px; margin: 0px; padding: 0px; color: rgb(45, 131, 213); text-decoration: none; background-color: rgb(255, 255, 255);">#507491, js > headings" style="font-family: 'Microsoft YaHei', Verdana, sans-serif, SimSun; line-height: 30px; margin: 0px; padding: 0px; color: rgb(45, 131, 213); text-decoration: none; background-color: rgb(255, 255, 255);">#15914: Accessibility changes to improve heading hierarchy within pages
#507498: Change CC link in footer to HTTPS
#15903: Add rel="license" and update the target of footer license links
#15906, #15916: Add source code documentation of justified navbar for the single-line text requirement
#15910: Document how to properly handle modals with dynamic content height
#15915: Javascript docs: Accessibility and cosmetic changes to headings.
#15929: Encourage use of icons with form validation states for colorblind users
#15946: Accessibility and headings hierarchy for the "Getting started" page
#15948: Accessibility and headings hierarchy for the CSS page.
#15999: Document JS test suite basics
#16004: Add link to Vietnamese docs translation
#16042: Increment quick start options in README to five
#16058: Document that striped progress bars aren't striped on IE9