Add support for ovi.com, aka. Nokia maps. No reverse geocoding so far
Properly handle search params, add some notes to the read me about the new service
Add required app_id and token for OVI
Added test case for Ovi, restored Ruby 1.8 hash syntax
Merge branch 'add-ovi' of git://github.com/datenimperator/geocoder into datenimperator-add-ovi

Conflicts:
	test/test_helper.rb
Bring datenimperator-add-ovi up to date w/ changes in master.

Ideally, datenimperator-add-ovi would have been rebased to master before
being merged.
Respect protocol configuration.
Remove inaccurate comment.
Improve Ovi documentation.
Extract repeated code into separate method.
Merge branch 'datenimperator-add-ovi'