Update dependencies and fix react-hot-loader, close #30.

add react-hot-loader and minor fixes

update changelog with right version

bump version and add @VictorBjelkholm as contributor

Merge branch 'patch-2' of https://github.com/VictorBjelkholm/reactpack

Allow changing the dev server configuration

Throw error if it happens in webpack.config.js

bump version and add @nikteg as contributor

resolve webpack-dev-server to reactpack root

Merge branch 'master' of https://github.com/nikteg/reactpack

Merge pull request #23 from eknuth/patch-1

Actually use hot module replacement

Add mac usage to readme

bump version

Change WebpackDevServer from localhost to 0.0.0.0