Fix #145 Easyautocomplete not working on MatrixDynamic questions

Author: gologames

src/easy-autocomplete.js

@@ -30,6 +30,9 @@ function init(Survey, $) {
           obj.choicesByUrl.setData(value);
         }
       });
+      Array.prototype.push.apply(
+        Survey.matrixDropdownColumnTypes.text.properties,
+        ["choices", "choicesOrder", "choicesByUrl", "otherText"]);
     },
     afterRender: function(question, el) {
       var $el = $(el).is("input") ? $(el) : $(el).find("input");