convert tabs to spaces on dao-validator

lib/dao-validator.js

@@ -27,16 +27,16 @@ DaoValidator.prototype.validate = function() {
         emitter.emit('success')
       })
       .error(function(err) {
-      	var error = new Error('Validation error')
-	      error[DaoValidator.RAW_KEY_NAME] = []
+        var error = new Error('Validation error')
+        error[DaoValidator.RAW_KEY_NAME] = []
 
         Utils._.each(err, function (value) {
-	        error[DaoValidator.RAW_KEY_NAME].push(value[DaoValidator.RAW_KEY_NAME])
-	        delete value[DaoValidator.RAW_KEY_NAME]
-	        Utils._.extend(error, value)
+          error[DaoValidator.RAW_KEY_NAME].push(value[DaoValidator.RAW_KEY_NAME])
+          delete value[DaoValidator.RAW_KEY_NAME]
+          Utils._.extend(error, value)
         })
 
-	      emitter.emit('success', error)
+        emitter.emit('success', error)
       })
   }).run()
 }
@@ -77,11 +77,11 @@ var validateModel = function() {
       var next = function(err) {
 
         if (err) {
-      	  var error = {};
-      	  error[DaoValidator.RAW_KEY_NAME] = err
+          var error = {};
+          error[DaoValidator.RAW_KEY_NAME] = err
 
-      	  var msg = ((err instanceof Error) ? err.message : err)
-      	  error[validatorType] = [msg]
+          var msg = ((err instanceof Error) ? err.message : err)
+          error[validatorType] = [msg]
           emitter.emit('error', error)
         } else {
           emitter.emit('success')
@@ -163,7 +163,7 @@ var prepareValidationOfAttribute = function(value, details, validatorType, optio
       try {
         details.apply(this.model, callArgs)
       } catch(ex) {
-	      return next(ex)
+        return next(ex)
       }
 
       if (!isAsync) {