Bootstrap 4.6.0 and dev environment update

Author: davidtmiller

.browserslistrc

@@ -0,0 +1,13 @@
+# Editor configuration, see https://editorconfig.org
+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 4
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+max_line_length = off
+trim_trailing_whitespace = false

.editorconfig

@@ -1 +1,2 @@
-node_modules
+node_modules
+.DS_Store

.gitignore

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2013-2020 Start Bootstrap LLC
+Copyright (c) 2013-2021 Start Bootstrap LLC
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

.travis.yml

@@ -12,7 +12,6 @@
 
 [![GitHub license](https://img.shields.io/badge/license-MIT-blue.svg)](https://raw.githubusercontent.com/StartBootstrap/startbootstrap-stylish-portfolio/master/LICENSE)
 [![npm version](https://img.shields.io/npm/v/startbootstrap-stylish-portfolio.svg)](https://www.npmjs.com/package/startbootstrap-stylish-portfolio)
-[![Build Status](https://travis-ci.org/StartBootstrap/startbootstrap-stylish-portfolio.svg?branch=master)](https://travis-ci.org/StartBootstrap/startbootstrap-stylish-portfolio)
 [![dependencies Status](https://david-dm.org/StartBootstrap/startbootstrap-stylish-portfolio/status.svg)](https://david-dm.org/StartBootstrap/startbootstrap-stylish-portfolio)
 [![devDependencies Status](https://david-dm.org/StartBootstrap/startbootstrap-stylish-portfolio/dev-status.svg)](https://david-dm.org/StartBootstrap/startbootstrap-stylish-portfolio?type=dev)
 
@@ -66,4 +65,4 @@ Start Bootstrap is based on the [Bootstrap](https://getbootstrap.com/) framework
 
 ## Copyright and License
 
-Copyright 2013-2020 Start Bootstrap LLC. Code released under the [MIT](https://github.com/StartBootstrap/startbootstrap-stylish-portfolio/blob/gh-pages/LICENSE) license.
+Copyright 2013-2021 Start Bootstrap LLC. Code released under the [MIT](https://github.com/StartBootstrap/startbootstrap-stylish-portfolio/blob/master/LICENSE) license.