Add slotfiller as a dependency
Changes to (unused) mention pair classifier-clustering code
Make KBPQueryHelper fields lazy.
Make main system a class with fields for baseDir and year
Changes to (unused) mention pair classifier.
Fix sliding vs grouped bug and change code to fail on error
Add ExtrSolrHelper
Add resource for common surnames
Add getExtrs method
Merge pull request #35 from rbart/classifier

Add tools for retrieving KBP extractions