travis remove node v8

Author: wclr

.travis.yml

@@ -1,7 +1,6 @@
 # sudo: false
 language: node_js
 node_js:
-  - 8.16.0
   - 10.0.0
   - 12.0.0
   - 14.0.0

README.md

@@ -6,6 +6,9 @@ It restarts target node process when any of required files changes (as standard
 
 ## Install
 
+![npm (scoped)](https://img.shields.io/npm/v/ts-node-dev.svg?maxAge=86400) [![Build Status](https://travis-ci.org/whitecolor/ts-node-dev.svg?branch=master)](https://travis-ci.org/whitecolor/ts-node-dev)
+
+
 ```
 yarn add ts-node-dev --dev
 ```