Adding support for negative numbers in BQL
Progress on protobuf
Use byte[] instead of int[] to save a tiny bit of memory inside the result merger
Slight tweak to result merger
A working implementation of sensei serialization that uses protocol buffers and snappy compression
Cleaning up the setting of the broker timeout inside sensei db
Reverting changes in result merger
Fixing shutdown order so that we remove ourselves from serving incoming search requests BEFORE shutting down core search functionality
Merge remote-tracking branch 'origin/protobuf' into cnc
Changing version to 1.5.2-SNAPSHOT to not conflict
SenseiJavaSerializer that can easily be accessed from sensei's config system.
Support null in facet handler params

Conflicts:
	sensei-core/src/main/java/com/senseidb/search/req/SenseiRequestProtoSerializer.java
Fixing facet handler params