corrected wording

README.md

-This is the repository for the Crowdsource Hinter XBlock. The Crowdsource Hinter serves to provide students with hints when they incorrectly answer a problem within a course (currently tested for text and numerical input type questions).
+This is the repository for the Crowdsource Hinter XBlock. The Crowdsource Hinter serves to provide students with hints when they incorrectly answer a problem within a course. The hinter is compatible with numerical input and text input type problems.
 
 This XBlock is still a prototype. 
 

crowdsourcehinter/static/js/src/crowdsourcehinter.js

 function CrowdsourceHinter(runtime, element, data){
 
     var onHinterPage = true; //We don't do hinter logic if we're on a differ tab in a sequential.
-
-    var problemElement = '';
     
     $(".crowdsourcehinter_block", element).hide();
 
@@ -93,6 +91,7 @@ function CrowdsourceHinter(runtime, element, data){
      * problem block if no hinting element has been manually entered.
      */
     if(data.hinting_element == undefined || data.hinting_element == ''){
+        //contains workaround because the data-usage-id shows up with ";_" in place of "/" in lms
         hintingElement = ($('.xblock[data-block-type="problem"]').first().attr('data-usage-id')).replace(/;_/g, '/');
     } else {
         hintingElement = data.hinting_element;