lib/readers.js
function FrameReader(header, body, offset) {
  this.header = header;
  this.opcode = header.opcode;
  this.offset = offset || 0;
  this.buf = body;
}
function FrameReader(header, body, offset) {
  this.header = header;
  this.opcode = header.opcode;
  this.offset = offset || 0;
  this.buf = body;
}
Buffer forward reader of CQL binary frames
@param {FrameHeader} header
@param {Buffer} body
@param {Number} [offset]