Made callouts in docs prettier and copy+paste friendly.
Made callouts in docs prettier and copy+paste friendly.

artem-aliev/tinkerpop,robertdale/tinkerpop,apache/tinkerpop,krlohnes/tinkerpop,apache/tinkerpop,krlohnes/tinkerpop,jorgebay/tinkerpop,apache/incubator-tinkerpop,apache/tinkerpop,jorgebay/tinkerpop,apache/tinkerpop,apache/tinkerpop,apache/tinkerpop,apache/incubator-tinkerpop,apache/tinkerpop,robertdale/tinkerpop,pluradj/incubator-tinkerpop,jorgebay/tinkerpop,robertdale/tinkerpop,pluradj/incubator-tinkerpop,pluradj/incubator-tinkerpop,artem-aliev/tinkerpop,krlohnes/tinkerpop,jorgebay/tinkerpop,robertdale/tinkerpop,apache/incubator-tinkerpop,artem-aliev/tinkerpop,artem-aliev/tinkerpop,krlohnes/tinkerpop,krlohnes/tinkerpop,artem-aliev/tinkerpop,robertdale/tinkerpop