postman_problems v0.2
Features:
- Adds Rural Postman algorithm (for graphs where required edges form a single connected component when optional edges are removed)
- Simplifies CLI API
- Adds Star RPP example
- Adds Sleeping Giant RPP example
- Postman solution summary of route
- Adds plotting for base graph with edge attributes (distance)
- Simplifies eulerian circuit to use keys of MultiGraph (feature added in Networkx 2.0)
- Updates README with new API, examples, etc