fix: drop a RegExp in favour of an .endsWith (react-dropzone#27)

fix: Upgrade core-js to 2.5 (react-dropzone#26)

build: Move semantic-release to CI (react-dropzone#25)

* build: Move semantic-release to CI

* chore: Add package-lock.json

* build: Remove some old Travis stuff

* build: Use Node 8 explicetly

build(npm): Switched to semantic-release

1.0.3

1.0.2

Actually publish compiled file to npm

Fixed checks and path to src file