
PTL issues
==========
Solution for automatically reloading PTL files when they're
	referred to from Python code. 
Rewrite import hook to use imputil, not ihooks.py
Saving of Python code generated from PTL files


Other issues
============
Extend HTTPRequest to support single/multiple-valued fields
Add way to strip redundant whitespace from output HTML (or pipe it
	through Tidy, or other transformations)


