upgrade glutin (and thus winit). maybe will help dpi issues on some
platforms? [rebuild]
@@ -15,7 +15,7 @@ cpuprofiler = { version = "0.0.3", optional = true }
geom = { path = "../geom" }
glium = "0.25.1"
glium-glyph = "0.6.0"
-glutin = "0.21.0"
+glutin = "0.22.0"
image = "0.22.2"
lyon = "0.14.2"
ordered-float = "1.0.1"
