Add optional GetAndFlattenAllPages() parameters
Add and implement IObservableMilestonesClient
Update IMilestoneClient docs
Don't use parameters beyond first page
Add missing namespaces
MilestonesClientTests shouldn't test IssuesClient
Add ObservableMilestoneClient unit tests
Add ObservableMilestoneClient int tests
Merge pull request #138 from dahlbyk/ObservableMilestones

Reactive Milestone Client