Return rather than fail if resolution is not defined
Add ol.TileRange#containsXY function
Merge pull request #2532 from fredj/tilerange-cleanup

Add ol.TileRange#containsXY function
Enable ProjectionLike on getGetFeatureInfoUrl
Merge pull request #2348 from probins/getget

Enable ProjectionLike on getGetFeatureInfoUrl
Merge pull request #2527 from pagameba/cluster-fix

Return rather than fail if resolution is not defined
Change ol.TileCoord to an Array
Merge pull request #2539 from elemoine/tilecoord

Change ol.TileCoord to Array.<number>
Remove unnecessary newlines
Remove unnecessary local variable