v2.2.7

Bump dev dependencies

+ eslint@8.5.0
+ @babel/plugin-transform-modules-umd@7.16.5
+ @babel/preset-env@7.16.5
+ @babel/core@7.16.5
+ prettier@2.5.1
added 3 packages from 1 contributor, removed 5 packages, updated 88 packages and audited 436 packages in 11.768s