Jython "library" initialization file. [1803]

This needs to go away quickly--I'm mainly using it as a proof of concept
for the time being.
Fix Jython Shell procedure submenu. [1803]

The problem appears to be the fact that a “PythonInterpreter” is used
to “exec” the string contents of a given module (basically as a way to
extract the function names), and a few modules required a little extra
initialization.