fix a typo in feature generation.
Merge pull request #97 from cllu/master

fix a typo in feature generation for mention entity type.
Update README.md

Add memory export for sbt.  It's likely that less memory would suffice, but I chose a reasonable amount that is sufficient (`Xmx1g`).
Merge pull request #98 from schmmd/patch-1

Update README.md
serialize: adding buffering to all our streams in the hope of improving performance
Merge pull request #99 from alextp/buffering-streams

serialize: adding buffering to all our streams in the hope of improving performance
Merge branch 'master' of https://github.com/factorie/factorie into linearmodel-tweaks

Conflicts:
	src/main/scala/cc/factorie/app/nlp/coref/PairwiseCorefModel.scala