Update the scores of the ER example

[danyaljj]

Some changes were made to the ER node classes hashcodes/identifiers in #395 which might potentially change the scores. Re-run the constrained classifiers and report the scores.

[bhargav]

We should use something like https://github.com/tpolecat/tut to add executable scala code to the markdown files and have it run the app from classifier and update documentation programmatically. 💯

[danyaljj]

Only if we could check in the data into the repo,

[danyaljj]

Or have programmatic way of loading/downloading the data.