Make PrettyPrint class methods inheritable.

Patches item #7510, was opened at 2006-12-31 18:29
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Category: Ruby1.8
Group: None
Status: Open
Resolution: None
Priority: 3
Submitted By: James McCarthy (james2mccarthy)
Assigned to: Nobody (None)
Summary: Make PrettyPrint class methods inheritable.

Initial Comment:
Replaced hard-wired PrettyPrint.foo methods with self.foo so
they work when PrettyPrint is subclassed.

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You can respond by visiting: 
http://rubyforge.org/tracke
r/?func=detail&atid=1700&aid=7510&group_id=426