Release cargo-contract v0.18.0 and contract-metadata v0.6.0 (#461)

* Bump versions

* Update release notes

* Update CHANGELOG.md

Co-authored-by: Andrew Jones <[email protected]>

Co-authored-by: Andrew Jones <[email protected]>

CHANGELOG.md

@@ -6,6 +6,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.18.0] - 2022-03-14
+
+### Interact with contracts: upload, instantiate and call commands
+
+We added commands to upload, instantiate and call contracts!
+This allows interacting with contracts on live chains with a compatible 
+[`pallet-contracts`](https://github.com/paritytech/substrate/tree/master/frame/contracts).
+
+For command-line examples on how to use these commands see [#79](https://github.com/paritytech/cargo-contract/pull/79).
+
 ### Linting rules for smart contracts
 
 We are introducing a linter for ink! smart contracts in this release!
@@ -20,10 +30,12 @@ In order for the linting to work with your smart contract, the contract has to b
 written in at least ink! 3.0.0-rc9. If it's older the linting will just always succeed.
 
 ### Added
+- Interact with contracts: upload, instantiate and call commands - [#79](https://github.com/paritytech/cargo-contract/pull/79)
 - Add linting to assert correct initialization of [`ink_storage::Mapping`](https://paritytech.github.io/ink/ink_storage/struct.Mapping.html) - [#431](https://github.com/paritytech/cargo-contract/pull/431)
 
 ### Changed
 - Upgrade `subxt`, SCALE crates, and substrate primitive `sp-*` crates [#451](https://github.com/paritytech/cargo-contract/pull/451).
+- Updated `cargo contract new` template dependencies to ink! `3.0.0-rc9` - [#443](https://github.com/paritytech/cargo-contract/pull/443)
 
 ## [0.17.0] - 2022-01-19
 

Cargo.toml

@@ -3,7 +3,7 @@ members = [".", "metadata"]
 
 [package]
 name = "cargo-contract"
-version = "0.17.0"
+version = "0.18.0"
 authors = ["Parity Technologies <[email protected]>"]
 build = "build.rs"
 edition = "2021"
@@ -38,7 +38,7 @@ colored = "2.0.0"
 toml = "0.5.8"
 rustc_version = "0.4.0"
 blake2 = "0.10.4"
-contract-metadata = { version = "0.5.0", path = "./metadata" }
+contract-metadata = { version = "0.6.0", path = "./metadata" }
 semver = { version = "1.0.6", features = ["serde"] }
 serde = { version = "1.0.136", default-features = false, features = ["derive"] }
 serde_json = "1.0.79"

metadata/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "contract-metadata"
-version = "0.5.1"
+version = "0.6.0"
 authors = ["Parity Technologies <[email protected]>"]
 edition = "2021"