Merge pull request #8 from AE1020/revert-rotateangle

Revert FontTransform::RotateAngle commit

Author: AaronErhardt

src/canvas.rs

@@ -253,7 +253,6 @@ impl DrawingBackend for CanvasBackend {
             FontTransform::Rotate90 => 90.0,
             FontTransform::Rotate180 => 180.0,
             FontTransform::Rotate270 => 270.0,
-            FontTransform::RotateAngle(angle) => angle as f64,
         } / 180.0
             * std::f64::consts::PI;