options.showNoMatches was treating 'false' as true

Author: bigtunacan

lib/assets/javascripts/autocomplete-rails-uncompressed.js

@@ -79,7 +79,7 @@
                 options[key] = attrVal ? attrVal : value;
               }
             });
-            if(arguments[0].length == 0 && options.showNoMatches) {
+            if(arguments[0].length == 0 && jQuery.inArray(options.showNoMatches, [true, 'true'])) {
               arguments[0] = [];
               arguments[0][0] = { id: "", label: options.noMatchesLabel };
             }