Fixed license in setup.py.
Reworked documentation strings to be consistent.
Added additional imformation to TypeError exceptions for better tracking.
Fixed get_formats() and get_lvs() to convert strings to LMIInstances.
Fixed import name
Regenerate documentation.
Add help2rst tool.
Update documentation makefile.
Merge pull request #8 from jsafrane/merged/doc-fixes

Added help2rst and reworked documentation