Merge pull request #24 from cactusthinking/master

Remove eclipse workspace files.
Eradicate eclipse .settings
Fix Quality calculation from BookDirectory. Add nodeAsPrevious to piece together a LedgerEntry from AffectedNodes children
refactory public field to private, and added getter/setter method
Merge pull request #26 from MadeInChina/master

refactory public field to private, and added getter/setter method
Use `final` for HASH.hash
Merge branch 'master' of github.com:ripple/ripple-lib-java
Use convenience getters
Automatic Transaction Resubmission (not quite RTS yet ;)
Missing switch breaks
Revert ATR on master