Merge pull request phaserjs#377 from Malax/dev

Added a warning when the tile set image has not the expected dimensions.

Author: photonstorm

src/tilemap/TilemapParser.js

@@ -319,6 +319,10 @@ Phaser.TilemapParser = {
             newSet.columns = (set.imagewidth - set.margin) / (set.tilewidth + set.spacing);
             newSet.total = newSet.rows * newSet.columns;
 
+            if (newSet.rows % 1 !== 0 || newSet.columns % 1 !== 0) {
+                console.warn('TileSet image dimensions do not match expected dimensions.');
+            }
+
             tilesets.push(newSet);
         }