Add method on SortableResult to compact just its own data in the
dataTable
Fixing up cross-module compilation error after changing core.
Define a version for the exec-maven-plugin in the pluginManagement
Clean up SortableResult a bit.

Make more accurate splits for the UUID case. Remove the requirement that
optimizeIndices takes a Set for an Iterable and don't make it
auto-compact all the time.
Clean up the appender to trounce more zk/curator things and shorten the
pattern layout.
Add an IdentitySet extension which only indexes Column in ASCENDING
order, instead of ASCENDING and DESCENDING.
Building permits example cleanup.

Use a logger instead of sysout. Fix up the counting of loaded records in the
LoadBuildingPermits code. Rm-rf the mac dir when we use that. Close the
CSVReader after we're done with it.