Update domain and add key

Merge pull request #6 from remyvhw/new-endpoint

Add key and update domain

Laravel 5.4 Ready

1.2.0

Update Service Provider for L5.4 fixes #5

Add Result class as a response

Merge pull request #4 from djmarland/master

Handle asking for the Base currency and fix error in Readme

1.0.1: Simplify guzzle exception handling

Signed-off-by: Fadion Dashi <jonidashi@gmail.com>

First stable release

1.0

Fix comments