BP-18 LedgerType, Flags and StorageHints

[eolivelli]

This is an umbrella issue for BookKeeper Proposal 18

see:
https://cwiki.apache.org/confluence/display/BOOKKEEPER/BP-18%3A+LedgerType%2C+Flags+and+StorageHints

• LedgerType Introduce WriteFlags #744
• WriteFlag
• ReadFlag
• StorageHints

[sijie]

@eolivelli what is the current status of this BP?

[eolivelli]

We have only WriteFlags.
No need for other stuff

[sijie]

@eolivelli so can we close and mark BP-18 as completed. If we need more features, we can open a new one.