Extend basic-genealogy.gql example (#1018)
Extend basic-genealogy.gql example (#1018)

* Move basic-genealogy.gql example to folder with other example files (modern.gql, pokemon.gql and philosophers.gql).

* Extend example file to add data and rules, so it can be used as a single file in simple examples

lolski/grakn,graknlabs/grakn,lolski/grakn,graknlabs/grakn,lolski/grakn,graknlabs/grakn,lolski/grakn,graknlabs/grakn