diff --git a/assets/js/app.min.js b/assets/js/app.min.js
index b8d5d6394..0d44814e6 100644
--- a/assets/js/app.min.js
+++ b/assets/js/app.min.js
@@ -154,9 +154,11 @@ return e.target.getAttribute('href')}
 KB.onClick('.js-modal-large',function(e){KB.modal.open(getLink(e),'large',!1)});KB.onClick('.js-modal-medium',function(e){if(KB.modal.isOpen()){KB.modal.replace(getLink(e))}else{KB.modal.open(getLink(e),'medium',!1)}});KB.onClick('.js-modal-small',function(e){KB.modal.open(getLink(e),'small',!1)});KB.onClick('.js-modal-confirm',function(e){KB.modal.open(getLink(e),'small')});KB.onClick('.js-modal-close',function(){KB.modal.close()});KB.onClick('.js-modal-replace',function(e){var link=getLink(e);if(KB.modal.isOpen()){KB.modal.replace(link)}else{window.location.href=link}})}());KB.onChange('.js-project-creation-select-options',function(element){var projectId=element.value;if(projectId==='0'){KB.find('.js-project-creation-options').hide()}else{KB.find('.js-project-creation-options').show()}});KB.component('project-select-role',function(containerElement,options){var isLoading=!1;var isSuccess=!1;var isError=!1;var componentElement;function onChange(element){isLoading=!0;options.role=element.value;replaceComponentElement();updateRole()}
 function updateRole(){KB.http.postJson(options.url,{id:options.id,role:options.role}).success(function(){isLoading=!1;isSuccess=!0;replaceComponentElement()}).error(function(){isLoading=!1;isSuccess=!1;isError=!0;replaceComponentElement()})}
 function replaceComponentElement(){KB.dom(componentElement).remove();componentElement=buildComponentElement();containerElement.appendChild(componentElement)}
+function getAriaLabelValue(){if(options.ariaLabel){return options.ariaLabel}
+return''}
 function buildComponentElement(){var roles=[];var container=KB.dom('div');for(var role in options.roles){if(options.roles.hasOwnProperty(role)){var item={value:role,text:options.roles[role]};if(options.role===role){item.selected='selected'}
 roles.push(item)}}
-container.add(KB.dom('select').change(onChange).for('option',roles).build());if(isLoading){container.text(' ');container.add(KB.dom('i').attr('class','fa fa-spinner fa-pulse fa-fw').build())}else if(isSuccess){container.text(' ');container.add(KB.dom('i').attr('class','fa fa-check fa-fw icon-fade-out icon-success').build())}else if(isError){container.text(' ');container.add(KB.dom('i').attr('class','fa fa-check fa-fw icon-fade-out icon-error').build())}
+container.add(KB.dom('select').attr('aria-label',getAriaLabelValue()).change(onChange).for('option',roles).build());if(isLoading){container.text(' ');container.add(KB.dom('i').attr('class','fa fa-spinner fa-pulse fa-fw').build())}else if(isSuccess){container.text(' ');container.add(KB.dom('i').attr('class','fa fa-check fa-fw icon-fade-out icon-success').build())}else if(isError){container.text(' ');container.add(KB.dom('i').attr('class','fa fa-check fa-fw icon-fade-out icon-error').build())}
 return container.build()}
 this.render=function(){componentElement=buildComponentElement();containerElement.appendChild(componentElement)}});KB.component('screenshot',function(containerElement){var pasteCatcher=null;var inputElement=null;function onFileLoaded(e){createImage(e.target.result)}
 function onPaste(e){if(e.clipboardData&&e.clipboardData.items){var items=e.clipboardData.items;if(items){for(var i=0;i<items.length;i++){if(items[i].type.indexOf("image")!==-1){var blob=items[i].getAsFile();var reader=new FileReader();reader.onload=onFileLoaded;reader.readAsDataURL(blob)}}}}else{setTimeout(checkInput,100)}}
@@ -200,7 +202,9 @@ document.addEventListener('keydown',onKeyDown,!1);document.addEventListener('cli
 function getPlaceholderValue(){if(options.defaultValue&&options.defaultValue in options.items){return options.items[options.defaultValue]}
 if(options.placeholder){return options.placeholder}
 return''}
-this.render=function(){KB.on('select.dropdown.loading.start',onLoadingStart);KB.on('select.dropdown.loading.stop',onLoadingStop);KB.on('modal.close',function(){KB.removeListener('select.dropdown.loading.start',onLoadingStart);KB.removeListener('select.dropdown.loading.stop',onLoadingStop)});chevronIconElement=KB.dom('i').attr('class','fa fa-chevron-down select-dropdown-chevron').click(toggleDropdownMenu).build();loadingIconElement=KB.dom('span').hide().addClass('select-loading-icon').add(KB.dom('i').attr('class','fa fa-spinner fa-pulse').build()).build();inputHiddenElement=KB.dom('input').attr('type','hidden').attr('name',options.name).attr('value',options.defaultValue||'').build();inputElement=KB.dom('input').attr('type','text').attr('placeholder',getPlaceholderValue()).addClass('select-dropdown-input').on('focus',toggleDropdownMenu).on('input',onInputChanged,!0).build();componentElement=KB.dom('div').addClass('select-dropdown-input-container').add(inputHiddenElement).add(inputElement).add(chevronIconElement).add(loadingIconElement).build();containerElement.appendChild(componentElement);if(options.onFocus){options.onFocus.forEach(function(eventName){KB.on(eventName,function(){inputElement.focus()})})}
+function getAriaLabelValue(){if(options.ariaLabel){return options.ariaLabel}
+return''}
+this.render=function(){KB.on('select.dropdown.loading.start',onLoadingStart);KB.on('select.dropdown.loading.stop',onLoadingStop);KB.on('modal.close',function(){KB.removeListener('select.dropdown.loading.start',onLoadingStart);KB.removeListener('select.dropdown.loading.stop',onLoadingStop)});chevronIconElement=KB.dom('i').attr('class','fa fa-chevron-down select-dropdown-chevron').click(toggleDropdownMenu).build();loadingIconElement=KB.dom('span').hide().addClass('select-loading-icon').add(KB.dom('i').attr('class','fa fa-spinner fa-pulse').build()).build();inputHiddenElement=KB.dom('input').attr('type','hidden').attr('name',options.name).attr('value',options.defaultValue||'').build();inputElement=KB.dom('input').attr('type','text').attr('placeholder',getPlaceholderValue()).attr('aria-label',getAriaLabelValue()).addClass('select-dropdown-input').on('focus',toggleDropdownMenu).on('input',onInputChanged,!0).build();componentElement=KB.dom('div').addClass('select-dropdown-input-container').add(inputHiddenElement).add(inputElement).add(chevronIconElement).add(loadingIconElement).build();containerElement.appendChild(componentElement);if(options.onFocus){options.onFocus.forEach(function(eventName){KB.on(eventName,function(){inputElement.focus()})})}
 window.addEventListener('scroll',onScroll,!1)}});KB.interval(60,function(){var statusUrl=KB.find('body').data('statusUrl');var loginUrl=KB.find('body').data('loginUrl');if(KB.find('.form-login')===null){KB.http.get(statusUrl).authError(function(){window.location=loginUrl})}});KB.component('submit-buttons',function(containerElement,options){var isLoading=!1;var isDisabled=options.disabled||!1;var submitLabel=options.submitLabel;var formActionElement=null;var submitButtonElement=null;function onSubmit(){isLoading=!0;replaceButton();KB.trigger('modal.submit')}
 function onCancel(){KB.trigger('modal.close')}
 function onStop(){isLoading=!1;replaceButton()}
@@ -265,6 +269,7 @@ this.render=function(){KB.on('modal.submit',onSubmit);KB.on('modal.close',functi
 _KB.controllers.Dropdown.close()});KB.component('text-editor',function(containerElement,options){var textarea,viewModeElement,writeModeElement,previewElement,selectionStart,selectionEnd;this.render=function(){writeModeElement=buildWriteMode();viewModeElement=buildViewMode();containerElement.appendChild(KB.dom('div').attr('class','text-editor').add(viewModeElement).add(writeModeElement).build());if(options.autofocus){textarea.focus()}};function buildViewMode(){var toolbarElement=KB.dom('div').attr('class','text-editor-toolbar').for('a',[{href:'#',html:'<i class="fa fa-pencil-square-o fa-fw"></i> '+options.labelWrite,click:function(){toggleViewMode()}}]).build();previewElement=KB.dom('div').attr('class','text-editor-preview-area markdown').build();return KB.dom('div').attr('class','text-editor-view-mode').add(toolbarElement).add(previewElement).hide().build()}
 function buildWriteMode(){var toolbarElement=KB.dom('div').attr('class','text-editor-toolbar').for('a',[{href:'#',html:'<i class="fa fa-eye fa-fw"></i> '+options.labelPreview,click:function(){toggleViewMode()}},{href:'#',html:'<i class="fa fa-bold fa-fw"></i>',click:function(){insertEnclosedTag('**')}},{href:'#',html:'<i class="fa fa-italic fa-fw"></i>',click:function(){insertEnclosedTag('_')}},{href:'#',html:'<i class="fa fa-strikethrough fa-fw"></i>',click:function(){insertEnclosedTag('~~')}},{href:'#',html:'<i class="fa fa-link fa-fw"></i>',click:function(){insertLinkTag()}},{href:'#',html:'<i class="fa fa-quote-right fa-fw"></i>',click:function(){insertPrependTag('> ')}},{href:'#',html:'<i class="fa fa-list-ul fa-fw"></i>',click:function(){insertPrependTag('* ')}},{href:'#',html:'<i class="fa fa-code fa-fw"></i>',click:function(){insertBlockTag('```')}}]).build();var textareaElement=KB.dom('textarea');textareaElement.attr('name',options.name);if(options.tabindex){textareaElement.attr('tabindex',options.tabindex)}
 if(options.required){textareaElement.attr('required','required')}
+if(options.ariaLabel){textareaElement.attr('aria-label',options.ariaLabel)}
 var textWrapper=KB.dom(containerElement).find('script');textareaElement.html(textWrapper.innerHTML);if(options.placeholder){textareaElement.attr('placeholder',options.placeholder)}
 textarea=textareaElement.build();if(options.suggestOptions){KB.getComponent('suggest-menu',textarea,options.suggestOptions).render()}
 return KB.dom('div').attr('class','text-editor-write-mode').add(toolbarElement).add(textarea).build()}
diff --git a/libs/minify/src/CSS.php b/libs/minify/src/CSS.php
index e5a466907..a9a70a046 100755
--- a/libs/minify/src/CSS.php
+++ b/libs/minify/src/CSS.php
@@ -525,7 +525,7 @@ class CSS extends Minify
         );
 
         return preg_replace_callback(
-            '/(?<=[: ])('.implode(array_keys($colors), '|').')(?=[; }])/i',
+            '/(?<=[: ])('.implode('|', array_keys($colors)).')(?=[; }])/i',
             function ($match) use ($colors) {
                 return $colors[strtoupper($match[0])];
             },