Fix aliases translation logic

Author: rkt2spc

lib/model.js

@@ -1084,20 +1084,7 @@ Model.translateAliases = function translateAliases(fields) {
     // Fields is an object (query conditions or document fields)
     for (var key in fields) {
       if (aliases[key]) {
-        var value = fields[key];
-        var propPath = aliases[key]; // 'pure' property path
-        var segments = propPath.split('.');
-
-        if (segments.length < 2) {
-          fields[propPath] = value;
-        } else {
-          var obj = fields[segments[0]] = {};
-          for (var i = 1; i < segments.length - 1; ++i) {
-            obj = obj[segments[i]] = {};
-          }
-          obj[segments[segments.length - 1]] = value;
-        }
-
+        fields[aliases[key]] = fields[key];
         delete fields[key];
       }
     }

test/model.translateAliases.test.js

@@ -24,9 +24,7 @@ describe('model translate aliases', function() {
       // How translated aliases suppose to look like
       {
         name: 'Stark',
-        bio: {
-          age: 30
-        }
+        'bio.age': 30
       }
     );
   });