Update rand to 0.7.2 and rand_xorshift 0.2.0. Closes #236, closes #183

Author: iceiix

Cargo.lock

@@ -31,8 +31,8 @@ serde_json = "1.0.44"
 flate2 = { version = "1.0.13", features = ["rust_backend"], default-features = false }
 zip = { version = "0.5.3", features = ["deflate"], default-features = false }
 image = "0.22.3"
-rand = "0.6.5"
-rand_xorshift = "0.1.1"
+rand = "0.7.2"
+rand_xorshift = "0.2.0"
 hex = "0.4.0"
 base64 = "0.11.0"
 log = { version = "0.4.8", features = ["std"] }