Updates to implement finish, process MultiSmartData for v1.2 (Mobile)...

Updates to implement finish, process MultiSmartData for v1.2 (Mobile) SmartData and MultiValue workflow support.

bin/smartdata/SmartAPI.php

@@ -40,8 +40,7 @@ namespace SmartData\SmartAPI
                 }
 
                 if($return != NULL){
-                    $return = json_encode($return);
-                    $return = preg_replace('/:"([0-9]*)"/',':$1',$return);
+                    $return = json_encode( $return, JSON_NUMERIC_CHECK );
                 } else {
                     throw new RequestFailedException("Error processing request: null return");
                 }
@@ -92,8 +91,7 @@ namespace SmartData\SmartAPI
                     }
                     $pos = $pos + 1;
                 }
-                $return = json_encode($return);
-                $return = preg_replace('/:"([0-9]*)"/',':$1',$return);
+                $return = json_encode( $return, JSON_NUMERIC_CHECK );
             } else {
                 throw new RequestFailedException("Error processing request: null return");
             }