[IMP] Improvements in fabfile
[IMP] Improvements in fabfile

 * File delete confirmation;
 * Option to use system nodejs;
 * cleanup task;

indico/indico,mvidalgarcia/indico,ThiefMaster/indico,indico/indico,DirkHoffmann/indico,OmeGak/indico,pferreir/indico,mic4ael/indico,pferreir/indico,DirkHoffmann/indico,DirkHoffmann/indico,mvidalgarcia/indico,mic4ael/indico,ThiefMaster/indico,OmeGak/indico,mic4ael/indico,ThiefMaster/indico,mic4ael/indico,pferreir/indico,ThiefMaster/indico,OmeGak/indico,DirkHoffmann/indico,OmeGak/indico,indico/indico,mvidalgarcia/indico,mvidalgarcia/indico,indico/indico,pferreir/indico