* Fixes ids for Releases, Collaborators, and Contributors
* updates the interface for releases
* update the obverable release client
* updates ids from int to long based on GH database schema
* converts a test condition to use the proper type
* updates generated paging and observable classes
* Add ApiOptions overloads to repository invitations.
* Remove ExcludeFromPaginationApiOptionsConvention for RepositoryInvitationsClient
* Adjust tests to new call form.
* Add null check and null check test for RepositoryInvitations.
* Add integration tests draft.
* Remove redundant using.
* Replace Octocat with dual account test second user.
* Fix mass repository creation by making it synchronous and fix last RepositoryInvitationsClient test utilizing Octokit user.
* Refactor async hack.
* Reduce number of created test repos.