Update requirements_stub.txt

Author: previ

requirements_stub.txt

@@ -1,29 +1,30 @@
 # Basic set of required packages. If you need to run on a real system (NOT in STUB mode)
 #  install the packages in `requirements.txt` too.
 
-absl-py==0.8.1
-astor==0.7.1
-Babel==2.5.3
+absl-py==0.9.0
+astor==0.8.1
+Babel==2.8.0
 certifi==2018.4.16
 chardet==3.0.4
-click==6.7
+click==7.0
 clickclick==1.2.2
 connexion==1.4.2
 Flask==1.1.1
 Flask-Babel==0.12.2
 Flask-Cors==3.0.8
 gast==0.2.2
-grpcio==1.25.0
-idna==2.6
+grpcio==1.26.0
+idna==2.8
+pybind11==2.4.3
 inflection==0.3.1
 itsdangerous==0.24
-Jinja2==2.10.3
+Jinja2==2.11.1
 jsonschema==2.6.0
-Markdown==2.6.11
-MarkupSafe==1.0
+Markdown==3.1.1
+MarkupSafe==1.1.1
 numpy==1.17.4
-opencv-contrib-python==3.4.3.18
-pigpio==1.44
+opencv-contrib-python==3.4.7.28
+pigpio==1.45
 Pillow==7.0.0
 protobuf==3.11.3
 Pypubsub==4.0.0