Checks cytoscape version
    
    :param host: cytoscape host address, default=cytoscape_host
    :param port: cytoscape port, default=1234
    
    :returns: cytoscape and api version

def checkCytoscapeVersion(host=cytoscape_host,port=cytoscape_port):
    """
    Checks cytoscape version
    
    :param host: cytoscape host address, default=cytoscape_host
    :param port: cytoscape port, default=1234
    
    :returns: cytoscape and api version
    """
    
    URL="http://"+str(host)+":"+str(port)+"/v1/version/"
    r = requests.get(url = URL)
    r=json.loads(r.content)
    for k in r.keys():
        print(k, r[k])