Changed NegativeFeedbackDS to not store CoreMap and Annotaitons in a memory intensive map
Merge branch 'master' into MultiModelSententialEvaluation
Changed SententialEvaluation to handle multiple models
Added feature printing to sentential evaluation
Allowed SententialInstanceGeneration object to be retrieved
Updated build.sbt to use MultirFramework Snapshot 0.2
Changed Preprocess to do less in memory and to take a threshold as a parameters. Also removed old settings from Experiment that didn't work well
Changed temporary files to regular files that I delete on exit
ExternalSort was using tmp dir which sometimes is full, new implementation uses whatever dir the preprocessing is happening in as a place to store temporary sort files
Merge pull request #7 from jgilme1/makePreprocessSort

Make preprocess sort