humanizeRam = function (ramInMB) {
        var ram = {
          value: parseInt(ramInMB, 10),
          unit: 'MB',
        }

        // if ram > 1,000 MB, use GB
        if (ram.value > 1000) {
          ram = {
            value: (ramInMB/1024).toFixed(2),
            unit: 'GB',
          }
        }

        return ram.value + ' ' + ram.unit
      }
Handles requests from modules for data from server

@param  {String}   moduleName
@param  {Function} callback
@return {[ Null || callback(server response) ]}