Matthew Baxter

Feature/add neo4j graph sage link generator

3

I have added `Neo4jGraphSAGELinkGenerator` and `Neo4jDirectedGraphSAGELinkGenerator`. This also adds code to make the `Neo4jGraphSAGENodeGenerator` compatible with the `CorruptedGenerator`.

Added a flag to the inference functions to suppress statements

Make sure that only unique text is passed to the clustering algorithm. This helps to avoid `ConvergenceWarning` and makes sure that the summary does not repeat sentences.

I was looking at your code and attempting to recreate your results. If this [this](https://github.com/tingofurro/summac/blob/9d3c141e34513025a9f72a41086ba180bd01705f/SummaC%20-%20Additional%20Experiments.ipynb) is how the results quoted in the paper were obtained it seems a bit strange...

Install dependency packages before copying local files to make use of docker caching when modifying the contents of the repo