Permit the use of hand-rolled or single-jar libraries in Python Mode.
Permit the use of hand-rolled or single-jar libraries in Python Mode.

Fixes https://github.com/jdf/Processing.py-Bugs/issues/98

tildebyte/processing.py,Luxapodular/processing.py,Luxapodular/processing.py,tildebyte/processing.py,jdf/processing.py,mashrin/processing.py,mashrin/processing.py,jdf/processing.py,mashrin/processing.py,tildebyte/processing.py,Luxapodular/processing.py,jdf/processing.py