Spec update

Adds

• Support for 422 path root error.
• tokenUid is now more widely available.

Fixes

• Fixed potential retain cycle in response blocks.

API spec update

Files namespace: …

• Added too_many_write_operations in UploadSessionFinishError.
• Removed PathRootError and invalid_path_root in LookupError. (breaking change)
• Added team_folder to WriteError.

Sharing namespace:

• Added access_level to LinkSettings.
• Added change_access_level to LinkAction.
• Added access_level and audience_restricting_shared_folder to SharedContentLinkMetadataBase.
• Added access_type and expected_link_metadata to SharedFileMetadata.
• Added path to ParentFolderAccessInfo.
• Added actions to UpdateFolderPolicyArg.
• Added team_folder to UpdateFolderPolicyError.

Stone Cfg namespace:

• Added allow_app_folder_app attribute.
• Added takes_path_root attribute.

Team namespace:

• Added route token/get_authenticated_admin.
• Added route features/get_values.
• Added expires to ActiveWebSession.
• Added cursor and has_more to TeamFolderListResult for pagination.
• Added route team_folder/list/continue.
• Made member_given_name and member_surname optional in MemberAddArg. (breaking change)

User namepsace:

• Moved AccountType from user namespace to user_common namespace.

Added TeamLog namespace.