- **Dropdown** - All dropdowns, not just `selection dropdown`, will now select the first `menu item` that starts with a pressed keyboard key, for example "N" will select "New"
- **Build Tools** - Added new `autoInstall` option to allow for Semantic to be installed without user interaction. See [docs explanation](http://www.semantic-ui.com/introduction/advanced-usage.html#Auto-Install) for how to use. #3616 **Thanks @algorithme**
**Critical Bugs**
- **API** - Fixed bug causing `cache: 'local'` not to return the localstorage cached results in some cases
- **API** - Fixes bug where `beforeSend` would not correctly cancel request when `return false;` is used in callback. #3660
-**Form Validation / Dropdown** - Fixed issue where using "enter" key in a `search dropdown` could cause a form to be submitted #3676
-**Divider** - Fixed issue where descenders like "g" would be cut off in `horizontal divider`#3585
**Bugs**
- **Dropdown** - Fixed issue where `apiSettings` was not defaulting to use `cache: 'local'` as specified in the docs
- **Dropdown** - Fixed issue where dropdowns with sub-menus would not properly activate on mobile #3183
- **API** - Fixes bug where `beforeSend` would not correctly cancel request when `return false;` is used in callback. #3660
- **Modal** - Fixes issue where RGB values set for dimmer `background-color` werent being correctly interpreted #3665 **Thanks @larsbo**
- **Form** - Fixed use of deprecated `size()` method in `prompt`#3655 **Thanks @SimonArdrey**
-**Table** - Fixed issue where `striped selectable` table would not correctly show hover color on striped rows
-**Segment/Message** - Fixed issue where `top attached message` would have no border when attached to `segment`#3619
-**Divider** - Fixed issue where descenders like "g" would be cut off in `horizontal divider`#3585
-**Popup** - Fixed issue where checking `instanceof SVGGraphicsElement` caused error in IE11 #3043
-**Form Validation / Dropdown** - Fixed issue where using "enter" key in a `search dropdown` could cause a form to be submitted #3676
-**Button** - Fixes issue where `right icon` like `right arrow icon` would have additional margin inside an `icon button`#3525
**Grid** - Fixed issue where `centered` content would cause `justified` content to appear aligned left. #3496
**Enhancements**
-**Dropdown** - Using API with dropdown will now
-**Site** `@px` and `@relativepx` i.e. `@relative12px` which can be used to return EM value of pixels are now extended to `@relative40px`
-**Tabs** - Added option `deactivate`, defaults to `siblings` which will only deactivate tab activators that are DOM siblings elements to the activating element. Setting it to <code>'all'</code> will deactivate any other tab element initialized at the same time.
-**Table** - Added more granular variablaes for controlling style on first column in a `definition table`