- added dedicated shellscripts and "setup_stringview.py" to only cythonize...

- added dedicated shellscripts and "setup_stringview.py" to only cythonize stringview-module (useful during development, because cythonizing all modules takes so long...)

DHParser/stringview.py

@@ -32,7 +32,7 @@ speedup. The modules comes with a ``stringview.pxd`` that contains some type
 declarations to more fully exploit the benefits of the Cython-compiler.
 """
 
-from typing import Optional, Union, Iterable, Tuple, List, cast
+from typing import Optional, Union, Iterable, Tuple, List, Sequence, cast
 
 try:
     import cython