Fix Cannot find module 'escape-string-regexp'

5.0.1 - Fix Cannot find module 'escape-string-regexp'

• #56 fixed "Error: Cannot find module 'escape-string-regexp' when using this package"

Upgrade to postcss 8, refactored code to current plugin boilerplate

5.0.0 - Upgrade to postcss 8, refactored code to current plugin boilerplate

• refactored code to match the current plugin boilerplate.
• dependencies update.
• use gh-actions instead of travis for running tests.

Node 4 support dropped, Upgrade to postcss 7, refactored code to current plugin boilerplate

• #15 main and developer dependencies upgraded to last major versions.
• Refactored code to match the current plugin boilerplate.
• Eslint dropped support for node 4.

Dev dependencies update

• #13 developer dependencies updated following a vulnerability report.
• fixed links in 2.1.0 changelog lines.

Dependencies update, node 0.12 support dropped

• dependencies update.
• postcss 6 dropped support for node 0.12

keyframes fix and examples

• #8 don't touch @keyframes children (contributed by @Dangoo)
• #9 simple example page

Combinator selector replacement, node 0.10 support dropped

• combinator selectors that can't be prefixed with the prefix are replaced with the prefix.
• dependencies update.
• postcss 5 dropped support for node 0.10

Fix for node 0.10 & 0.12

• fixed TypeError: Object has no method 'includes'.

Initial release

• PostCSS plugin to add a selector prefix to all selectors.