chore: release 18.1.0 (#257)

Author: release-please[bot]

CHANGELOG.md

@@ -2,6 +2,13 @@
 
 All notable changes to this project will be documented in this file. See [standard-version](https://github.com/conventional-changelog/standard-version) for commit guidelines.
 
+## [18.1.0](https://www.github.com/yargs/yargs-parser/compare/v18.0.0...v18.1.0) (2020-03-07)
+
+
+### Features
+
+* introduce single-digit boolean aliases ([#255](https://www.github.com/yargs/yargs-parser/issues/255)) ([9c60265](https://www.github.com/yargs/yargs-parser/commit/9c60265fd7a03cb98e6df3e32c8c5e7508d9f56f))
+
 ## [18.0.0](https://www.github.com/yargs/yargs-parser/compare/v17.1.0...v18.0.0) (2020-03-02)
 
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "yargs-parser",
-  "version": "18.0.0",
+  "version": "18.1.0",
   "description": "the mighty option parser used by yargs",
   "main": "index.js",
   "scripts": {