propagate complete tracebacks such that they show up in nested stack frames, adjust api and tests #1
Fix up Python 2.6 and Python 3.2 compatibility
let's see if Python 3.2.x is happy now...
add even moar Python 3.x compatibility hacks from the six project, update license
Merge pull request #2 from rholder/1-propagate-tracebacks

propagate complete tracebacks #1