Created extrinsic data partitions.
Created first pass of extrinsic tester.
Updated extrinsic tester with comments and more test files.
Created correct extrinsic data partitions for training and testing. Wrote script for generating appropriate anchors for fingerprinting.
Added extrinsic partions and partion script.
Merged with master.
Fixed corpus partition to include the 'partX' prefix in filenames for source documents.
Hooked up extrinsic framework components.