Add support for camelCase

Fixes missing `EXEC_BATCH` on multi

lib/utils.js

@@ -41,8 +41,10 @@ function print (err, reply) {
     }
 }
 
+var camelCase;
 // Deep clone arbitrary objects with arrays. Can't handle cyclic structures (results in a range error)
 // Any attribute with a non primitive value besides object and array will be passed by reference (e.g. Buffers, Maps, Functions)
+// All capital letters are going to be replaced with a lower case letter and a underscore infront of it
 function clone (obj) {
     var copy;
     if (Array.isArray(obj)) {
@@ -57,7 +59,14 @@ function clone (obj) {
         var elems = Object.keys(obj);
         var elem;
         while (elem = elems.pop()) {
-            copy[elem] = clone(obj[elem]);
+            // Accept camelCase options and convert them to snack_case
+            var snack_case = elem.replace(/[A-Z][^A-Z]/g, '_$&').toLowerCase();
+            // If camelCase is detected, pass it to the client, so all variables are going to be camelCased
+            // There are no deep nested options objects yet, but let's handle this future proof
+            if (snack_case !== elem.toLowerCase()) {
+                camelCase = true;
+            }
+            copy[snack_case] = clone(obj[elem]);
         }
         return copy;
     }
@@ -65,7 +74,12 @@ function clone (obj) {
 }
 
 function convenienceClone (obj) {
-    return clone(obj) || {};
+    camelCase = false;
+    obj = clone(obj) || {};
+    if (camelCase) {
+        obj.camel_case = true;
+    }
+    return obj;
 }
 
 function callbackOrEmit (self, callback, err, res) {