site: update DB and DBMaker doc
Fun: add todo
Merge branch 'master' of https://www.github.com/jankotek/MapDB
site: update doc
Merge remote-tracking branch 'origin/master'
Site: add news about 1.0.4
Test: add HTreeMap iterate test
Volume: introduce ByteArrayVol and rework DataInputs to support it.
Implement java.io.Closeable
Volume: rename 'chunk' to 'slice'
www.mapdb.org moved to separate project mapdb-site
DBMakerTest: add heap engien test
Add test case for #353
DB: fix TreeMap Pump keyExtractor not being used.
AsyncWriteEngine: fix some potential problems.
Add logging messages
AsyncWriteEngineTest: fix disk leak
AsyncWriteEngine: disable recid preallocation, see #356
Atomic: add getRecid() getter
BTreeMapTest: fix typo