Bump bytes to 1.0 (#78)

Author: paolobarbolini

Cargo.toml

@@ -21,7 +21,7 @@ http = "0.2.0"
 headers-core = { version = "0.2", path = "./headers-core" }
 base64 = "0.13"
 bitflags = "1.0"
-bytes = "0.5"
+bytes = "1"
 mime = "0.3.14"
 sha-1 = "0.8"
 time = "0.1.34"