Merge pull request #1 from openstate/master

Pulling latest version
Merge pull request #2 from openstate/master

update
Merge pull request #3 from openstate/master

update 3
Merge pull request #4 from openstate/master

Removed references to quicksearch
added support for set param in oai
Merge pull request #31 from mickdelange/master

Added support for the "set" parameter in OAI