Fix typos in README.md
Fix typos in README.md

telefonicaid/fiware-cygnus,Fiware/data.Cygnus,Fiware/data.Cygnus,telefonicaid/fiware-cygnus,jmcanterafonseca/fiware-cygnus,Fiware/context.Cygnus,Fiware/data.Cygnus,Fiware/context.Cygnus,jmcanterafonseca/fiware-cygnus,jmcanterafonseca/fiware-cygnus,telefonicaid/fiware-cygnus,telefonicaid/fiware-cygnus,Fiware/context.Cygnus,Fiware/context.Cygnus