anchor.diff:  
   * `VertexComputeKeys` can be marked transient and must be removed from the resultant `ComputerResult.graph()`.
   
  -See link:https://issues.apache.org/jira/browse/TINKERPOP-1166[TINKERPOP-1166]
  +See: link:https://issues.apache.org/jira/browse/TINKERPOP-1166[TINKERPOP-1166]
   
   Operational semantic test cases have been added to `GraphComputerTest` to ensure that all the above are implemented correctly.
   
  
positive.code: accommodate a new API that reflects the `Memory` updates above. This should be a simple change. Note that `FinalGet`
  no longer exists and such post-reduction processing is handled by the reducing step (via the new `Generating` interface).
  
  See link:https://issues.apache.org/jira/browse/TINKERPOP-1164[TINKERPOP-1164]
  
  Graph Processor Providers
  ^^^^^^^^^^^^^^^^^^^^^^^^^
  
negative.code: ==>1
  ```
  
  See: link:https://issues.apache.org/jira/browse/TINKERPOP-1192[TINKERPOP-1192]
  
  ProfileStep Update and GraphTraversal API Change
  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  