Merge pull request #171 from jamesladd/master

Added eclipse files to git ignore.
Behavior>>inheritsFrom: works partially.

* added a test using two classes: a parent and a child
* fails when `isKindOf:' is tested against `Object'; needs further
  investigation
Modified Object>>~~ to conform to the Blue Book.
Merge pull request #173 from js-ojus/js-ojus

Behavior>>inheritsFrom: works partially.