- update to 3.4.1
- drop the gcc 4.x compatibility patch, no longer needed
- don't run the test suite as it now depends on zope.testing
- exclude _zope_interface_coptimizations.c source from the binary package
- incorporate suggestions from Felix Schwarz:
- new summary and description
- new upstream URL (old one out of date)
- don't package test files
- include more documentation