separate (de-interleave) train/test output
significant cuts for length of NIPS paper
Merge branch 'LPN' of https://github.com/edechter/GrammarInduction into prism
Merge branch 'LPN' of https://github.com/edechter/GrammarInduction into prism
new abstract, include Held-Out LL figure
Merge remote-tracking branch 'joshrule/prism' into LPN
further edits for nips workshop
Merge branch 'LPN' of https://github.com/edechter/GrammarInduction into prism
Rewrote introduction; fixed figure name.
Merge remote-tracking branch 'joshrule/prism' into LPN

Conflicts:
	drafts/nips_workshop/nips_workshop.tex
Final changes before NIPS workshop submission.