refs #10754 make path executable and remove requirements.txt

Documentation/Makefile

@@ -4,4 +4,5 @@
 docker-html:
 	rm -rf _build
 	docker build -t sphinx-qfq ./docker-sphinx-qfq
+	bash ./docker-sphinx-qfq/makePathExecutable.sh "${PWD}"
 	docker run --rm --user $$(id -u):$$(id -g) -v $${PWD}:/docs sphinx-qfq sphinx-build -M html "." "_build" 
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Documentation/docker-sphinx-qfq/Dockerfile

@@ -5,4 +5,5 @@ ADD requirements.txt /docs
 RUN apt-get update && \
     apt-get upgrade -y && \
     apt-get install -y git
-RUN pip3 install -r requirements.txt
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+RUN pip3 install -r requirements.txt
+RUN rm requirements.txt
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Documentation/docker-sphinx-qfq/makePathExecutable.sh

+#!/bin/bash -ex
+
+cd "$(dirname "$1")"
+while [[ "$PWD" != "/" ]]
+do
+    echo "make $PWD executable"
+    chmod o+x . || true
+    cd ..
+done
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