fix error of Englist

Author: ParadeTo

demo/new_demo.html

@@ -191,7 +191,7 @@ <h1 class="has-text-centered title is-1" v-if="!isMobile" style="margin-bottom:
                                             <span class="select">
                                                 <select class="select" v-model="lang">
                                                     <option value="da">Danish</option>
-                                                    <option value="en">Englist</option>
+                                                    <option value="en">English</option>
                                                     <option value="es">Spanish</option>
                                                     <option value="fi">Finnish</option>
                                                     <option value="fr">French</option>

readme.md

@@ -181,7 +181,7 @@ Download vue-date-range.js from dist/ and import in your web page. Example:
 | addr. | language |
 | ---- | ---- |
 |da|Danish|
-|en|Englist|
+|en|English|
 |es|Spanish|
 |fi|Finnish|
 |fr|French|