Remove obsolete parser code

setup.py

@@ -30,19 +30,14 @@ MOD_NAMES = [
     'spacy.syntax._state',
     'spacy.syntax._beam_utils',
     'spacy.tokenizer',
-    'spacy._cfile',
-    'spacy.syntax.parser',
     'spacy.syntax.nn_parser',
-    'spacy.syntax.beam_parser',
     'spacy.syntax.nonproj',
     'spacy.syntax.transition_system',
     'spacy.syntax.arc_eager',
-    'spacy.syntax._parse_features',
     'spacy.gold',
     'spacy.tokens.doc',
     'spacy.tokens.span',
     'spacy.tokens.token',
-    'spacy.cfile',
     'spacy.matcher',
     'spacy.syntax.ner',
     'spacy.symbols',

spacy/language.py

@@ -16,7 +16,6 @@ from .tokenizer import Tokenizer
 from .vocab import Vocab
 from .tagger import Tagger
 from .lemmatizer import Lemmatizer
-from .syntax.parser import get_templates
 
 from .pipeline import DependencyParser, Tensorizer, Tagger
 from .pipeline import EntityRecognizer, SimilarityHook, TextCategorizer

spacy/syntax/nn_parser.pyx

@@ -54,9 +54,6 @@ from .._ml import link_vectors_to_models
 from .._ml import HistoryFeatures
 from ..compat import json_dumps, copy_array
 
-from . import _parse_features
-from ._parse_features cimport CONTEXT_SIZE
-from ._parse_features cimport fill_context
 from .stateclass cimport StateClass
 from ._state cimport StateC
 from . import nonproj