Bump version to 0.2.1

This change bumps the version of the crate to 0.2.1. The following
notable changes have been made since 0.2.0:
- Added the pws command for accessing the password safe
- Added the lock command for locking the Nitrokey device
- Adjust release build compile options to optimize binary for size
- Bumped nitrokey dependency to 0.2.3
  - Bumped rand dependency to 0.6.1
  - Added rustc_version version 0.2.3, semver version 0.9.0, and
    semver-parser version 0.7.0 as indirect dependencies
- Bumped cc dependency to 1.0.28

3 files changed, 4 insertions, 4 deletions

diff --git a/nitrocli/CHANGELOG.md b/nitrocli/CHANGELOG.md
index c6ad543..26e9e99 100644
--- a/nitrocli/CHANGELOG.md
+++ b/nitrocli/CHANGELOG.md
@@ -1,5 +1,5 @@
-Unreleased
-----------
+0.2.1
+-----
 - Added the `pws` command for accessing the password safe
 - Added the `lock` command for locking the Nitrokey device
 - Adjusted release build compile options to optimize binary for size
diff --git a/nitrocli/Cargo.lock b/nitrocli/Cargo.lock
index ae75d07..01f74f4 100644
--- a/nitrocli/Cargo.lock
+++ b/nitrocli/Cargo.lock
@@ -51,7 +51,7 @@ replace = "libc 0.2.45"
 
 [[package]]
 name = "nitrocli"
-version = "0.2.0"
+version = "0.2.1"
 dependencies = [
  "argparse 0.2.2",
  "libc 0.2.45",
diff --git a/nitrocli/Cargo.toml b/nitrocli/Cargo.toml
index c1c241c..9c1bc23 100644
--- a/nitrocli/Cargo.toml
+++ b/nitrocli/Cargo.toml
@@ -19,7 +19,7 @@
 
 [package]
 name = "nitrocli"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2018"
 authors = ["Daniel Mueller <deso@posteo.net>"]
 license = "GPL-3.0+"