* 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.
* Unskip pagination convention tests and rework exclusion property names
Also exclude Obsolete methods from pagination convention tests
* Reaction APIs appear to support pagination, flag to exclude for now and mark a TODO that they need implementing
* Repository invitation APIs need pagination implemented
* Exclude methods that use an alternative pagination approach
* Migrations, Licenses and References all need pagination implemented
* Pagination not supported for these methods (determined by API doc and poking the API) so exclude them from convention tests
* These methods need renaming to GetAll
* Rename offending RepositoryTrafficClient GetReferrers and GetPaths to GetAllReferrers and GetAllPaths
* Rename offending RepositoryBranchesClient methods from Get to GetAll
Grzegorz Dziadkiewicz