- Summarized ext and provider into ext module.
- Several API fixes, e.g. Collection return types.
- Separated singletont modules, added spis.
- Streamlined API overall.
- Fixed JavaDocs (possibly not all).
- Generally streamlined overall code with spec
- Moved unused parts into extras module (not part of the spec).
Merge branch 'master' of https://github.com/JavaMoney/javamoney.git