tasks/transfo.js
function addToQueueConcat(sources, dest, options) {
      queueConcat.push({
        src:     sources,
        dest:    dest,
        options: _.extend({}, defaultOptions, options || {})
      });
    }
function addToQueueConcat(sources, dest, options) {
      queueConcat.push({
        src:     sources,
        dest:    dest,
        options: _.extend({}, defaultOptions, options || {})
      });
    }
function addToQueueConcat ( sources , dest , options ) { queueConcat . push ( { src : sources , dest : dest , options : _ . extend ( { } , defaultOptions , options || { } ) } ) ; }
Concat many source to dest

@param {Array} sources
Array of source path

@param {String} dest
Destination path

@param {Object} options
Transfo options object

@return {Promise} TODO
Concat many source to dest