Minor fix to runtime env creation command #680

Dockerfile-runtime

@@ -76,13 +76,13 @@ COPY src/interface_py/requirements_runtime_demos.txt requirements_runtime_demos.
 RUN bash -c 'if [ `arch` == "ppc64le" ]; then \
     chmod a+rwx requirements*.txt && \
     pip install --no-cache-dir -r requirements.txt && \
-    pip install --no-cache-dir -r requirements_runtime_demos.txt
+    pip install --no-cache-dir -r requirements_runtime_demos.txt \
     fi'
 
 RUN bash -c 'if [ `arch` == "x86_64" ]; then \
     conda create -n h2o4gpuenv -y -c h2oai -c conda-forge h2o4gpu$cudaversion && \
     source activate h2o4gpuenv && \
-    conda install -y tornado==4.5.3
+    conda install -y tornado==4.5.3 \
     fi '
 
 RUN mkdir -p /etc/OpenCL/vendors && \