Merge pull request #20 from philip30/master

Some updates for advanced interpolation measures
Added parsing info
Updated model format documentation
Separate regular edges and extracted rule edges
remove unnecessary includes
separate codes for loading EvalMeasure*s into EvalMeasureLoader
Updated preprocessing to use Ckylark
fix tab/space consistency
Merge pull request #21 from odashi/master

Add EvalMeasureLoader and separate some codes.
Merge branch 'master' of github.com:neubig/travatar into preproc-update
Added consecutive search of LM spaces
Prevent dieing on empty trees
Added script to reduce features
Fixed compilation errors on clang
Merge branch 'master' of github.com:neubig/travatar
Bugfix in EgretTreeIO and robustness to parses
Merge branch 'master' of github.com:neubig/travatar
Preprocessing script truecases trees
Allow fewer pop limits than lms
Merge branch 'master' of github.com:neubig/travatar