only ask for the relevant stats
Fix test, because of term filter change.
Updated maven shade plugin to version 2.1

The currently used maven shade plugin still keeps references to the
original classes in their constant pools around. This is never a problem
at runtime, but for dependency tools which try to use the constant pool
for determining dependencies will get confused (OSGI for example). This
patch simply bumps the version and will implicetely fix
fix http://jira.codehaus.org/browse/MSHADE-105

Closes #3254
Closes #3255
Fixed embedded percolator benchmark
Initial distributed percolator version.
Fixed more tests
- Added routing and preference to percolate rest api
- Removed redundant Request / Response class
- Optimized percolate execution
Make use of filter cache
Only load realtime percolator listener when there is _percolate type in mapping.
fixed todos
Fix locking
Fixing threaded test
renamed Percolator to PercolatorService
Made dynamic memory index pool settings work
Removed embedded stress benchmark
moved test
routing
preference