Merge pull request #215 from alexanderjordanbaker/v4.0.0

Release v4.0.0 of the App Store Server Library

Merge pull request #187 from alexanderjordanbaker/v3.6.0

Release v3.6.0

Merge pull request #167 from alexanderjordanbaker/Release350

Release 3.5.0

Merge pull request #153 from alexanderjordanbaker/v3.4.0

Release 3.4.0

Merge pull request #136 from alexanderjordanbaker/UrlSelectionMethod

Update BaseAppStoreServerAPIClient to move URL selection to a method

Merge pull request #128 from alexanderjordanbaker/Release3.2.0

Release version 3.2.0

Merge pull request #120 from alexanderjordanbaker/v3.1.0

Release 3.1.0 of the Java library

Merge pull request #114 from alexanderjordanbaker/v3.0.0

Release version 3.0.0

Merge pull request #105 from alexanderjordanbaker/Releasev2.2.0

Release v2.2.0

Merge pull request #97 from alexanderjordanbaker/v2.1.0

Release version 2.1.0