Cleanup Cython structs (explosion#11337)

* cleanup Tokenizer fields

* remove unused object from vocab

* remove IS_OOV_DEPRECATED

* add back in as FLAG13

* FLAG 18 instead

* import fix

* fix clumpsy fingers

* revert symbol changes in favor of explosion#11352

* bint instead of bool

spacy/tokenizer.pyx

@@ -9,11 +9,17 @@ from preshed.maps cimport PreshMap
 
 import re
 
+from .tokens.doc cimport Doc
+from .strings cimport hash_string
 from .lexeme cimport EMPTY_LEXEME
 from .strings cimport hash_string
 from .tokens.doc cimport Doc
 
+from .attrs import intify_attrs
+from .symbols import ORTH, NORM
+from .errors import Errors
 from . import util
+from .util import get_words_and_spaces
 from .attrs import intify_attrs
 from .errors import Errors
 from .scorer import Scorer
@@ -142,10 +148,8 @@ cdef class Tokenizer:
     property faster_heuristics:
         def __get__(self):
             return self._faster_heuristics
-            return self._faster_heuristics
 
         def __set__(self, faster_heuristics):
-            self._faster_heuristics = faster_heuristics
             self._faster_heuristics = faster_heuristics
             self._reload_special_cases()
 >>>>>>> 5abfa8215 (Cleanup Cython structs (#11337))