Corrected warning about java runtime
Merge pull request #1677 from lassewesth/warningsaboutjavaruntimeandversion

Corrected warning about java runtime
Make sure plan descriptions of entity producers / start items contain a producerType entry

o Also adds list of identifiers to these descriptions
o Renames StartItem.name to producerType
Document how Cypher compares values by equality and for ordering
Merge pull request #1698 from boggle/2.0-cypher-comparison

Document how Cypher compares values by equality and for ordering