chore: update tooling and switch to colorette

Author: brandonocasey

.nvmrc

@@ -0,0 +1 @@
+lts/*

.travis.yml

@@ -0,0 +1,11 @@
+sudo: false
+dist: trusty
+language: node_js
+# node version is specified using the .nvmrc file
+before_install:
+  - npm install -g greenkeeper-lockfile@1
+before_script:
+  - greenkeeper-lockfile-update
+after_script:
+  - greenkeeper-lockfile-upload
+

index.js

@@ -1,7 +1,7 @@
 /* eslint-disable no-console */
 const path = require('path');
 const postcss = require('postcss');
-const tc = require('turbocolor');
+const tc = require('colorette');
 const getNow = () => Date.now();
 
 const getRelative = (p) => path.relative(process.cwd(), p);