fixes #93 and updates some dependencies
fix 2.9.2 build
bump version to 3.2.7
version 3.2.8-SNAPSHOT
update version in the readme
2 more versions to update
fix typo
Merge pull request #95 from xuwei-k/fix-typo

fix typo
fixes #89 Use Option.apply instead of Some.apply in extractOpt
return None if JValue is JNull in JValue#toOption