Add logging information for releasing node lock
Check for java-6-openjdk-i386 in init.d

There is check for /usr/lib/jvm/java-6-openjdk-amd64, but no for 32-bit systems (/usr/lib/jvm/java-6-openjdk-i386).
Merge branch 'pull/2670'

Add 32-bit v6 jdk check for deb.
allow to set which queue implementation to use
expert setting, but still would be great to be able to control it
update jsr166y adn jst166e to latest versions
Improve stability of the testReusePeerRecovery test
fix boolean to is from get
relates to #2657
mark source as "safe" when copying it over
Query DSL: Terms filter to allow for terms lookup from another document
closes #2674
keep the rescorer builder consistent with other builders, without the use of setters
upgrade to netty 3.6.3
Improve stability of SimpleRobinEngineTests
Get settings on empty node fails with ArrayIndexOutOfBoundsException[0]
fixes #2676
only return 404 on actual index settings missing, on "_all", return 200
relates to #2676