Cleanup.
Cleanup.

- Removed old comments.
- Removed support for IDisposable (not yet implemented anyway).

iolevel/peachpie,iolevel/peachpie,peachpiecompiler/peachpie,peachpiecompiler/peachpie,iolevel/peachpie-concept,iolevel/peachpie,iolevel/peachpie-concept,iolevel/peachpie-concept,peachpiecompiler/peachpie