Pruned node modules

tweaking workflow

node_modules/abab/CHANGELOG.md

@@ -1,24 +0,0 @@
-## 2.0.0
-
-Modernization updates thanks to @TimothyGu:
-
-- Use jsdom's eslint config, remove jscs
-- Move syntax to ES6
-- Remove Babel
-- Via: https://github.com/jsdom/abab/pull/26
-
-## 1.0.4
-
-- Added license file
-
-## 1.0.3
-
-- Replaced `let` with `var` in `lib/btoa.js`
-  - Follow up from `1.0.2`
-  - Resolves https://github.com/jsdom/abab/issues/18
-
-## 1.0.2
-
-- Replaced `const` with `var` in `index.js`
-  - Allows use of `abab` in the browser without a transpilation step
-  - Resolves https://github.com/jsdom/abab/issues/15