Revert changes to to scroll bar handling and v-if

* Those changes introduced problems with TAB key

src/Multiselect.vue

@@ -3,7 +3,7 @@
     tabindex="0"
     :class="{ 'multiselect--active': isOpen }"
     @focus="activate()"
-    @blur="searchable ? false : deactivate($event)"
+    @blur="searchable ? false : deactivate()"
     @keydown.self.down.prevent="pointerForward()"
     @keydown.self.up.prevent="pointerBackward()"
     @keydown.enter.stop.prevent.self="addPointerElement()"
@@ -28,7 +28,7 @@
           v-if="searchable"
           v-model="search"
           @focus.prevent="activate()"
-          @blur.prevent="deactivate($event)"
+          @blur.prevent="deactivate()"
           @input="pointerReset()"
           @keyup.esc="deactivate()"
           @keyup.down="pointerForward()"
@@ -38,7 +38,7 @@
           class="multiselect__input"/>
           <span v-if="!searchable && !multiple" class="multiselect__single">{{ getOptionLabel(value) ? getOptionLabel(value) : placeholder }}</span>
       </div>
-      <ul transition="multiselect" :style="{ maxHeight: maxHeight + 'px' }" v-el:list="v-el:list" v-if="isOpen" class="multiselect__content">
+      <ul transition="multiselect" :style="{ maxHeight: maxHeight + 'px' }" v-el:list="v-el:list" v-show="isOpen" class="multiselect__content">
         <slot name="beforeList"></slot>
         <li v-for="option in filteredOptions" track-by="$index">
           <span

src/multiselectMixin.js

@@ -435,11 +435,7 @@ module.exports = {
      * Closes the multiselect’s dropdown.
      * Sets this.isOpen to FALSE
      */
-    deactivate (event) {
-      if (event && (event.relatedTarget || event.rangeOffset === 1 || (event.rangeParent && event.rangeParent.className === this.$els.tags.className))) {
-        setTimeout(() => this.$els.search.focus(), 0)
-        return
-      }
+    deactivate () {
       /* istanbul ignore else */
       if (this.isOpen) {
         this.isOpen = false
@@ -448,8 +444,8 @@ module.exports = {
         if (this.searchable) {
           this.$els.search.blur()
           this.search = this.multiple
-          ? ''
-          : this.getOptionLabel(this.value)
+            ? ''
+            : this.getOptionLabel(this.value)
         } else {
           this.$el.blur()
         }