Updated dependencies.

Cargo.toml

@@ -14,14 +14,14 @@ exclude = ["blockchain.db", "alfis.toml"]
 getopts = "0.2.21"
 log = "0.4.17"
 simplelog = "0.12.0"
-toml = "0.5.9"
+toml = "0.7.2"
 digest = "0.10.5"
 sha2 = "0.10.6"
 ed25519-dalek = "1.0"
 x25519-dalek = "1.2"
 ecies-ed25519 = "0.5"
 chacha20poly1305 = "0.9.1"
-signature = "1.6"
+signature = "2.0.0"
 blakeout = "0.3.0"
 num_cpus = "1.13.1"
 byteorder = "1.4.3"
@@ -29,7 +29,7 @@ serde = { version = "1.0.144", features = ["derive"] }
 serde_json = "1.0.85"
 bincode = "1.3.3"
 serde_cbor = "0.11.2"
-base64 = "0.20.0"
+base64 = "0.21.0"
 num-bigint = "0.4.3"
 num-traits = "0.2.15"
 chrono = { version = "0.4.20", features = ["serde"] }
@@ -37,10 +37,10 @@ time = "0.3.14"
 rand = { version = "0.8.5", package = "rand" }
 rand-old = { package = "rand", version = "0.7.0" } # For ed25519-dalek
 sqlite = "0.26.0"
-uuid = { version = "1.2.1", features = ["serde", "v4"] }
+uuid = { version = "1.3.0", features = ["serde", "v4"] }
 mio = { version = "0.8.5", features = ["os-poll", "net"] }
 ureq = { version = "2.5", optional = true }
-lru = "0.8.1"
+lru = "0.9.0"
 derive_more = "0.99.17"
 lazy_static = "1.4.0"
 spmc = "0.3.0"