Added support for the 'DeleteLink' API call.
Added support for the 'Shares', 'ShareFolder', and 'ListSharedFolders' API calls.
Added support for the 'List' API call.
Fixed the omission of options support in 'metadata_share'.
Added support for the 'Thumbnails' API call.
Added support for the 'Search' API call.
Added support for the 'Revisions' API call.