Fix snow theme css extention missing

Thank you @mylescc

activeadmin_quill_editor.gemspec

@@ -15,5 +15,5 @@ Gem::Specification.new do |spec|
   spec.files         = `git ls-files -z`.split("\x0")
   spec.require_paths = ['lib']
 
-  spec.add_runtime_dependency 'activeadmin', '~> 1.0'
+  spec.add_runtime_dependency 'activeadmin', '2.0.0.alpha' # '~> 1.0'
 end

app/assets/javascripts/activeadmin/quill_editor_input.js

@@ -1,4 +1,12 @@
-window.onload = function() {
+window.onload = function () {
+  initQuillEditors();
+}
+
+$(document).on('has_many_add:after', function() {
+  initQuillEditors();
+});
+
+var initQuillEditors = function() {
   var editors = document.querySelectorAll( '.quill-editor' );
   var default_options = {
     modules: {
@@ -19,9 +27,11 @@ window.onload = function() {
 
   for( var i = 0; i < editors.length; i++ ) {
     var content = editors[i].querySelector( '.quill-editor-content' );
-    if( content ) {
+    var isActive = editors[i].classList.contains('quill-editor--active');
+    if( content && !isActive) {
       var options = editors[i].getAttribute( 'data-options' ) ? JSON.parse( editors[i].getAttribute( 'data-options' ) ) : default_options;
       editors[i]['_quill-editor'] = new Quill( content, options );
+      editors[i].classList += ' quill-editor--active';
     }
   }
 

app/assets/stylesheets/activeadmin/_quill_editor_input.sass

@@ -1,4 +1,4 @@
-@import 'activeadmin/quill_editor/quill.snow'
+@import 'activeadmin/quill_editor/quill.snow.css'
 
 body.active_admin form .quill-editor
   display: inline-block

app/assets/stylesheets/activeadmin/quill_editor/quill.bubble.css

@@ -1,5 +1,5 @@
 /*!
- * Quill Editor v1.3.3
+ * Quill Editor v1.3.6
  * https://quilljs.com/
  * Copyright (c) 2014, Jason Chen
  * Copyright (c) 2013, salesforce.com

app/assets/stylesheets/activeadmin/quill_editor/quill.core.css

@@ -1,5 +1,5 @@
 /*!
- * Quill Editor v1.3.3
+ * Quill Editor v1.3.6
  * https://quilljs.com/
  * Copyright (c) 2014, Jason Chen
  * Copyright (c) 2013, salesforce.com

app/assets/stylesheets/activeadmin/quill_editor/quill.snow.css

@@ -1,5 +1,5 @@
 /*!
- * Quill Editor v1.3.3
+ * Quill Editor v1.3.6
  * https://quilljs.com/
  * Copyright (c) 2014, Jason Chen
  * Copyright (c) 2013, salesforce.com

lib/activeadmin/quill_editor/version.rb

@@ -1,5 +1,5 @@
 module ActiveAdmin
   module QuillEditor
-    VERSION = '0.1.1'
+    VERSION = '0.1.4'
   end
 end