cherry picking changes from #1943 for #1937

Author: Lauren McCarthy

src/io/files.js

@@ -466,17 +466,17 @@ p5.prototype.loadTable = function (path) {
   var sep = ',';
   var separatorSet = false;
   var decrementPreload = p5._getDecrementPreload.apply(this, arguments);
-  
-  if(ext === 'tsv'){ //Only need to check if extension is tsv because csv is default
-    sep = '\t'; 
+
+  if(ext === 'tsv'){ //Only need to check extension is tsv because csv is default
+    sep = '\t';
   }
 
   for (var i = 1; i < arguments.length; i++) {
     if ((typeof (arguments[i]) === 'function') &&
       (arguments[i] !== decrementPreload)) {
       if(!callback){
         callback = arguments[i];
-      }else{
+      } else {
         errorCallback = arguments[i];
       }
     } else if (typeof (arguments[i]) === 'string') {
@@ -858,7 +858,7 @@ p5.prototype.httpDo = function () {
         type = 'text';
       }
     }
-  }else{
+  } else {
     // Provided with arguments
     var path = arguments[0];
     var method = 'GET';
@@ -874,6 +874,8 @@ p5.prototype.httpDo = function () {
         } else {
           data = a;
         }
+      } else if (typeof a === 'number') {
+        data = a.toString();
       } else if (typeof a === 'object') {
         if(a.hasOwnProperty('jsonpCallback')){
           for (var attr in a) {