Vendor dependencies for 0.3.0 release

vendor/image/benches/fast_blur.rs

@@ -0,0 +1,13 @@
+use criterion::{criterion_group, criterion_main, Criterion};
+use image::{imageops::fast_blur, ImageBuffer, Rgb};
+
+pub fn bench_fast_blur(c: &mut Criterion) {
+    let src = ImageBuffer::from_pixel(1024, 768, Rgb([255u8, 0, 0]));
+
+    c.bench_function("fast_blur", |b| {
+        b.iter(|| fast_blur(&src, 50.0));
+    });
+}
+
+criterion_group!(benches, bench_fast_blur);
+criterion_main!(benches);