added docker support for installing and using libzmq, zeromq, jzmq
Merge pull request #341 from hewolf/Docker-Support

added docker support for installing and using libzmq, zeromq, jzmq
added depth for git clone in the Dockerfile
Merge pull request #342 from hewolf/Docker-Support

added depth for git clone in the Dockerfile
Fix 'Invalid ENV format' error in Docker file
Merge pull request #347 from mukund-kri/master

Fix 'Invalid ENV format' error in Docker file