Fix local

Created by: sofiakarb

Small fixes: 1)write image:tag in file only if image:tag exists 2)file exareme.yaml may include comment lines (#) or empty lines, new way of reading it properly 3)pwd different with $PWD and pwd. use the correct one (PWD) 4)sleep between docker swarm leave / docker init, problem with mip-local network, did not have the time to rm. 5)add required ports to be opened / troubleshooting at Local-Deployment/ReadMe