Fix python3.7 syntax error

CHANGELOG.md

@@ -6,6 +6,12 @@
 
 - n/a
 
+### v0.8.1 (2021-01-06)
+
+### Changes
+
+- Remove new type hint syntax that was causing an error in python 3.7.
+
 ### v0.8.0 (2021-01-06)
 
 #### Changes

jetforce/__version__.py

@@ -1 +1 @@
-__version__ = "0.8.0"
+__version__ = "0.8.1"

jetforce/app/static.py

@@ -188,7 +188,7 @@ class StaticDirectoryApplication(JetforceApplication):
 
     def cgi_body_generator(
         self,
-        proc: subprocess.Popen[bytes],
+        proc: subprocess.Popen,
     ) -> typing.Iterator[typing.Union[bytes, Deferred]]:
         """
         Non-blocking read from the stdout of the CGI process and pipe it

setup.py

@@ -10,7 +10,7 @@ def long_description() -> str:
 
 setuptools.setup(
     name="Jetforce",
-    version="0.8.0",
+    version="0.8.1",
     url="https://github.com/michael-lazar/jetforce",
     license="Other/Proprietary License",
     author="Michael Lazar",