1.0.0-alpha3

Merge pull request #86 from FriendsOfSymfony/lookup-origin-url

do not use x-original-url for backing up the url.

1.0.0-alpha2

Merge pull request #51 from FriendsOfSymfony/naming

Improve naming (fix #50)

1.0.0-alpha1

Merge pull request #32 from ddeboer/docs

Improve docs