HashTrieEngine: first version of HashTrieIterator was introduced. It doesn't pass tests yet
HashTrieIterator: some bugfixes. Now it passes all of the tests
FileStorableDbEngineTest.stressTest(): some extra checks were added
HashTrieEngine: public void reopen() was added - it just calls openStorage()
ShardingNode: fr5-compaction was implemented. It does not run in background yet and is untested
ShardDescription: startHash and endHash were added (20-chars strings). They are calculated by ShardingConfiguration
ClusterManager's development was started
Merge branch 'cluster-management' of https://github.com/yeputons/DbFall2013 into fr5-compacting
ClusterManager: now it can ping node
Merge branch 'master' of https://github.com/yeputons/DbFall2013
Merge branch 'master' into fr5-compacting
HashTrieEngine: now IllegalStateException is used in reopen() instead of InvalidStateException
ClusterManager: 'invalid command' message was added per-node commands
ClusterManager: 'compact' per-node command was added
ShardingNode: compacting works now. However, it relies on System.gc() very hard which can lead to problems
'shutdown' command was added to ClusterManager and ShardingNode (`dwn`)
ClusterManager: help was added
runCompaction() method was moved to HashTrieEngine from ShardingNode
HashTrieEngine.runCompaction(): some logging was added
HashTrieEngineTest: one-threaded compaction test was added