Thread: python - ip: Remove abstract module.

Log Message:
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Remove abstract module.

This was beginning to become useless. It became desirable to make a specialized
transaction class for proboscis, so the utility of a general transaction
manager became less interesting(teop already has a specialized one).

Removed Files:
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    ip/src:
        abstract.py
        (http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/python/ip/src/abstract.py)