Merge pull request #23 from serj-p/master

Add new sorting
Updated to reflect recent changes and be more OAuth standard compatible
improved
Merge pull request #25 from serj-p/improve_search_doc

improved doc about the search
fix formatting
Merge pull request #26 from serj-p/improve_search_doc

Fix formatting of recent search doc update
Small typo corrected
Minor changes to Contact creation API
Update obtaining_key.rst

Fixed misleading statement
added doc about search api
fix formatting