Reinstating disabled WebSocket test

Fixes #2729
Add Oracle specific table creation for evolutions
simple mention of port in JDBC pool configuration
Merge pull request #3341 from pvlugter/evolutions-oracle

Add Oracle specific table creation for evolutions
Merge pull request #3348 from peterbecich/master

SettingsJDBC suggestion; non-standard port for MySQL and Postgres URLs
Merge pull request #2729 from jroper/2729-reinstating-disabled-test

Re-enable WebSocketSpec test
Handle null ups and downs in evolutions gracefully
Mention session.maxAge in the documentation

There is a way to set the maximum age of the session cookie but the documentation did not point it out.
Merge pull request #3355 from urcadox/patch-1

Mention session.maxAge in the documentation
Merge pull request #3033 from gmethvin/null_evolutions

DB evolution: Application stops working if '# --- !Downs' part does not exists or empty
fixing comments that is slightly confusing
Merge pull request #3373 from enelson/master

fixing comments that is slightly confusing