classlib++

- add Object methods
- add Nil methods
- add Boolean, True, False methods
- add Magnitude, Number, SimpleNumber, Integer, Float methods
- add Char methods
- add Symbol methods
- add Ref methods
- add AbstractFunction, Function methods
- add Stream, Thread, Routine, PauseStream, Task methods (not implemented)
- add Collection, SequenceableCollection, ArrayedCollection methods
- add Array, RawArray, String methods
- add Set, Dictionary, IdentityDictionary, Environment, Event methods (not implemented)
- refine tests
- fix browser test page
- build v0.0.10