Merge pull request phaserjs#4984 from Nightspeller/issue#4983

Proposed fix for the issue#4983

Author: photonstorm

src/tilemaps/mapdata/LayerData.js

@@ -149,10 +149,10 @@ var LayerData = new Class({
          * Layer specific properties (can be specified in Tiled)
          *
          * @name Phaser.Tilemaps.LayerData#properties
-         * @type {object}
+         * @type {object[]}
          * @since 3.0.0
          */
-        this.properties = GetFastValue(config, 'properties', {});
+        this.properties = GetFastValue(config, 'properties', []);
 
         /**
          * [description]

src/tilemaps/parsers/tiled/ParseTileLayers.js

@@ -127,7 +127,7 @@ var ParseTileLayers = function (json, insertNull)
                 tileHeight: json.tileheight,
                 alpha: (curGroupState.opacity * curl.opacity),
                 visible: (curGroupState.visible && curl.visible),
-                properties: GetFastValue(curl, 'properties', {})
+                properties: GetFastValue(curl, 'properties', [])
             });
 
             for (var c = 0; c < curl.height; c++)
@@ -200,7 +200,7 @@ var ParseTileLayers = function (json, insertNull)
                 tileHeight: json.tileheight,
                 alpha: (curGroupState.opacity * curl.opacity),
                 visible: (curGroupState.visible && curl.visible),
-                properties: GetFastValue(curl, 'properties', {})
+                properties: GetFastValue(curl, 'properties', [])
             });
 
             var row = [];