added api to get the latest block /api/v1/blocks/latest (#88)

* added api to get the latest block /api/v1/blocks/latest

Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>

* git fixed flake8 whitespace warnings

Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>

* fixed flake8 warnings: removed too many newline

Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>

* added missing deps in the testing docker files

Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>

* install meson prior to the rest to have it availabe and fix the issue of missing depenceny declarations within zenroom

Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>

* added missing ninja dependency

Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>

* fixed zenroom dependency

Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>

acceptance/python/Dockerfile

@@ -4,17 +4,20 @@ RUN apt-get update \
     && pip install -U pip \
     && apt-get autoremove \
     && apt-get clean
-RUN apt-get install -y vim zsh build-essential cmake	
+RUN apt-get install -y vim zsh build-essential cmake
 
 RUN mkdir -p /src
+RUN /usr/local/bin/python -m pip install --upgrade pip
+RUN pip install --upgrade meson ninja
+RUN pip install zenroom==2.0.0.dev1644927841
 RUN pip install --upgrade \
 	pycco \
 	websocket-client~=0.47.0 \
 	pytest~=3.0 \
-	git+https://github.com/planetmint/cryptoconditions.git@gitzenroom  \
-	git+https://github.com/planetmint/planetmint-driver.git@gitzenroom \
-	#planetmint-cryptoconditions>=0.9.0\
-	#planetmint-driver>=0.9.0 \
+	#git+https://github.com/planetmint/cryptoconditions.git@gitzenroom  \
+	#git+https://github.com/planetmint/planetmint-driver.git@gitzenroom \
+	planetmint-cryptoconditions>=0.9.4\
+	planetmint-driver>=0.9.0 \
 	blns
 	
 	
@@ -58,4 +61,4 @@ RUN pip install --upgrade \
 #    pyyaml==5.4.1 \
 #    requests==2.25.1 \
 #    setproctitle==1.2.2
-#
+#