Fix disappearing relationship type in inspector

* Set default caption in saved grass style
* Set default color in saved grass style
stress test pom needs obligatory nonsense
Adds checksum to START log entry toString()
Merge pull request #3041 from oskarhane/fix_relationship_style

Browser Fix disappearing relationship type in inspector
Speculative build fix for Windows
pom and license cleanup
retries around shared lock page access
test fix for page cache stress test
Add a cardinality estimator based on the query graph

Signed-off-by: Jakub Wieczorek <jakub@jakub.cc>
Add QueriedGraphStatistics that collect statistics using core API at runtime
Hook in the QueriedGraphStatistics
Minor fixes to cardinality estimation and friends
Mark all pipes being used by Ronja with a trait to identify them
Add estimated rows to all Ronja execution plans