Templated setup.py.
Some enhancements to mpl polycollection support: now supporting edgecolors, linewidth, linestyle and alpha.
Deleting superflous parens a print function.
Merge pull request #476 from damianavila/setup2

Supersede: Templated setup.py.
Merge pull request #478 from damianavila/poly_enhancements

Some enhancements to mpl polycollection support
merged master in