bump version to v0.2.2

CHANGELOG.md

@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+
+## [v0.2.2] - 2020-04-06
 ### Added
 - added documentation to the sample config file
 - improved help message

Cargo.lock

@@ -430,7 +430,7 @@ dependencies = [
 
 [[package]]
 name = "peshming"
-version = "0.2.1"
+version = "0.2.2"
 dependencies = [
  "chrono 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "peshming"
-version = "0.2.1"
+version = "0.2.2"
 authors = ["Jan Christian Grünhage <jan.christian@gruenhage.xyz>"]
 edition = "2018"
 description = "Pings configured hosts in a configurable intervals and exposes metrics for prometheus."

README.md

@@ -10,7 +10,7 @@ someone comes up with something better.
 ### Usage:
 ```
 $ peshming --help
-peshming 0.2.1
+peshming 0.2.2
 Jan Christian Grünhage <jan.christian@gruenhage.xyz>
 Pings configured hosts in a configurable intervals and exposes metrics for prometheus.