- Update SPIA code (thanks ddomingof)
- Lots of code cleanup and documentation improvement
- Switch license to MIT
- Reorganization of summary functions
- Reorganization of algorithm implementations
- Add `pybel_tools.pathway_assigner` module for annotating edges to pathways defined in KEGG, Reactome, and WikiPathways
- Add `pybel_tools.assess_completeness` for using the new INDRA API for checking the added value of a given article or articles with respect to a given BEL graph (thanks pagreene)
- Add testing and fix bug where HTML templates weren't installed