Bump up the version to 0.2.0

This version changes it to use [email protected]

Author: Seulgi Kim

Cargo.toml

@@ -1,13 +1,13 @@
 [package]
 name = "codechain-db"
-version = "0.1.0"
+version = "0.2.0"
 authors = ["CodeChain Team <[email protected]>", "Parity Technologies <[email protected]>"]
 description = "Databases that CodeChain uses"
 license = "GPL-3.0"
 edition = "2018"
 
 [dependencies]
-codechain-crypto = { git = "https://github.com/CodeChain-io/rust-codechain-crypto.git", version = "0.1" }
+codechain-crypto = { git = "https://github.com/CodeChain-io/rust-codechain-crypto.git", version = "0.2" }
 kvdb = "0.1"
 plain_hasher = "0.2"
 primitives = { git = "https://github.com/CodeChain-io/rust-codechain-primitives.git", version = "0.4" }