GHTeam.getMembers() response does not include all users if user count >30

[if6was9]

I have not gotten to the bottom of why this is happening, but getMembers() returns at most 30 members, even if the team has more.

I have a strong suspicion that the API is returning paged results but the response processing is not fetching the pages.

Will submit a PR if I can get it fixed.

[if6was9]

Confirmed to be a paging issue. Here is the relevant code:

https://github.com/kohsuke/github-api/blob/master/src/main/java/org/kohsuke/github/GHTeam.java#L54-L56

Since the declaration returns a Set, returning a PagedIterable isn't an option.

I think an eager fetch to retrieve all pages and populate the Set makes the most sense.

Note: I am positive that this API was not paged previously. Sometime in the last 6-12 months, GitHub has changed the implementation.