install protobuf 3.17.3 for python2 in dockerfiles

docker/Dockerfile.ros-ubuntu:14.04-pcl

@@ -54,7 +54,7 @@ RUN sudo apt-get update && \
 
 # fix latest pip install fcn errors
 RUN curl https://bootstrap.pypa.io/pip/2.7/get-pip.py | sudo python -; sudo -H pip install 'pip<10'
-RUN sudo pip install fcn chainercv chainer==6.7.0 cupy-cuda91 decorator==4.4.2
+RUN sudo pip install fcn chainercv chainer==6.7.0 protobuf==3.17.3 cupy-cuda91 decorator==4.4.2
 
 # install package to speedup
 RUN sudo pip install freezegun

docker/Dockerfile.ros-ubuntu:14.04-pcl1.8

@@ -94,7 +94,7 @@ RUN sudo apt-get update && \
 
 # fix latest pip install fcn errors
 RUN curl https://bootstrap.pypa.io/pip/2.7/get-pip.py | sudo python -; sudo -H pip install 'pip<10'
-RUN sudo pip install fcn chainercv chainer==6.7.0 cupy-cuda91 decorator==4.4.2
+RUN sudo pip install fcn chainercv chainer==6.7.0 protobuf==3.17.3 cupy-cuda91 decorator==4.4.2
 
 
 # install common package to speedup

docker/Dockerfile.ros-ubuntu:16.04

@@ -11,7 +11,7 @@ RUN apt-get update && apt-get install -y \
     libvtk6-dev
 
 RUN apt-get update && apt-get install -y python-pip
-RUN pip install -U dlib
+RUN pip install -U dlib==19.21.1
 
 RUN apt-get update && apt-get install -y curl git wget sudo lsb-release ccache apt-cacher-ng patch man-db
 RUN apt-get update && apt-get install -y mesa-utils

docker/Dockerfile.ros-ubuntu:16.04-pcl

@@ -28,7 +28,7 @@ RUN sudo apt-get update && \
     sudo rm -rf /var/lib/apt/lists/*
 # fix latest pip install fcn errors
 RUN curl https://bootstrap.pypa.io/pip/2.7/get-pip.py | sudo python -; sudo -H pip install 'pip<10'
-RUN sudo pip install fcn chainercv chainer==6.7.0 cupy-cuda91 decorator==4.4.2
+RUN sudo pip install fcn chainercv chainer==6.7.0 protobuf==3.17.3 cupy-cuda91 decorator==4.4.2
 
 # install common package to speedup
 RUN sudo pip install freezegun

docker/Dockerfile.ros-ubuntu:18.04-pcl

@@ -28,7 +28,7 @@ RUN sudo apt-get update && \
 
 # fix latest pip install fcn errors
 RUN curl https://bootstrap.pypa.io/pip/2.7/get-pip.py | sudo python -; sudo -H pip install 'pip<10'
-RUN sudo pip install fcn chainercv chainer==6.7.0 cupy-cuda91 decorator==4.4.2
+RUN sudo pip install fcn chainercv chainer==6.7.0 protobuf==3.17.3 cupy-cuda91 decorator==4.4.2
 
 # install common package to speedup
 RUN sudo pip install freezegun

docker/Dockerfile.ros-ubuntu:20.04-pcl

@@ -26,7 +26,7 @@ RUN sudo apt-get update && \
 
 # fix latest pip install fcn errors
 RUN curl https://bootstrap.pypa.io/pip/2.7/get-pip.py | sudo python -; sudo -H pip install 'pip<10'
-RUN sudo pip install fcn chainercv chainer==6.7.0 cupy-cuda91 decorator==4.4.2
+RUN sudo pip install fcn chainercv chainer==6.7.0 protobuf==3.17.3 cupy-cuda91 decorator==4.4.2
 
 # install common package to speedup
 RUN sudo pip install freezegun