Ensure _.template coerces the text argument to a string.

lodash.js

@@ -6153,7 +6153,7 @@
       // and Laura Doktorova's doT.js
       // https://github.com/olado/doT
       var settings = lodash.templateSettings;
-      text || (text = '');
+      text = String(text || '');
 
       // avoid missing dependencies when `iteratorTemplate` is not defined
       options = iteratorTemplate ? defaults({}, options, settings) : settings;