add test and example for filtering arrays of numbers

dev.html

@@ -31,6 +31,7 @@
     <div id="app">
         <v-select placeholder="default" :options="options"></v-select>
         <v-select placeholder="default, RTL" :options="options" dir="rtl"></v-select>
+        <v-select placeholder="default, options=[1,5,10]" :options="[1,5,10]"></v-select>
         <v-select placeholder="multiple" multiple :options="options"></v-select>
         <v-select placeholder="multiple, taggable" multiple taggable :options="options" no-drop></v-select>
         <v-select placeholder="multiple, taggable, push-tags" multiple push-tags taggable :options="[{label: 'Foo', value: 'foo'}]"></v-select>

test/unit/specs/Select.spec.js

@@ -350,6 +350,18 @@ describe('Select.vue', () => {
       vm.$refs.select.search = 'a'
       expect(JSON.stringify(vm.$refs.select.filteredOptions)).toEqual(JSON.stringify(['bar','baz']))
 		})
+
+		it('can filter arrays of numbers', () => {
+      const vm = new Vue({
+        template: `<div><v-select ref="select" :options="options"></v-select></div>`,
+        data: {
+        	options: [1,5,10],
+        	value: 'foo'
+				},
+      }).$mount()
+      vm.$refs.select.search = '5'
+      expect(JSON.stringify(vm.$refs.select.filteredOptions)).toEqual(JSON.stringify([5]))
+		})
 	})
 
 	describe('Toggling Dropdown', () => {