Docker build fails - update node version

[martykube]

Building the Docker image failed. A bump of the node version from 4.1 to 4.7 seemed to work.
Here is the docker build error:

git clone git@github.com:mulesoft/api-console.git
sudo docker build .
...
ERROR: Loading command: install (LoadError)
/usr/lib/x86_64-linux-gnu/ruby/2.1.0/openssl.so: symbol SSLv2_method, version OPENSSL
_1.0.0 not defined in file libssl.so.1.0.0 with link time reference - /usr/lib/x86_64-linux-g
nu/ruby/2.1.0/openssl.so
ERROR: While executing gem ... (NoMethodError)
undefined method `invoke_with_build_args' for nil:NilClass