Minor tweaks added to getting started tutorial.
Minor tweaks added to getting started tutorial.

Added a NOTE about vertex/edge definitions coming up in second section. Added more information about static imports to help non java devs.

krlohnes/tinkerpop,robertdale/tinkerpop,samiunn/incubator-tinkerpop,artem-aliev/tinkerpop,apache/tinkerpop,pluradj/incubator-tinkerpop,pluradj/incubator-tinkerpop,robertdale/tinkerpop,RussellSpitzer/incubator-tinkerpop,jorgebay/tinkerpop,robertdale/tinkerpop,apache/tinkerpop,RussellSpitzer/incubator-tinkerpop,velo/incubator-tinkerpop,apache/tinkerpop,artem-aliev/tinkerpop,robertdale/tinkerpop,BrynCooke/incubator-tinkerpop,samiunn/incubator-tinkerpop,pluradj/incubator-tinkerpop,BrynCooke/incubator-tinkerpop,apache/incubator-tinkerpop,apache/tinkerpop,RussellSpitzer/incubator-tinkerpop,krlohnes/tinkerpop,apache/tinkerpop,krlohnes/tinkerpop,krlohnes/tinkerpop,mike-tr-adamson/incubator-tinkerpop,mike-tr-adamson/incubator-tinkerpop,artem-aliev/tinkerpop,newkek/incubator-tinkerpop,apache/incubator-tinkerpop,mike-tr-adamson/incubator-tinkerpop,jorgebay/tinkerpop,BrynCooke/incubator-tinkerpop,apache/incubator-tinkerpop,newkek/incubator-tinkerpop,artem-aliev/tinkerpop,artem-aliev/tinkerpop,velo/incubator-tinkerpop,newkek/incubator-tinkerpop,velo/incubator-tinkerpop,jorgebay/tinkerpop,robertdale/tinkerpop,apache/tinkerpop,jorgebay/tinkerpop,krlohnes/tinkerpop,apache/tinkerpop,samiunn/incubator-tinkerpop