Modifying bell.
Refactored Bells and added support for chaining.
Added subclass for pure handlers.
Started pipeline changes.
Working on pipeline.
This is futile, GridFTP module is unmaintainable.
DO NOT USE THIS BRANCH.
Extended copyright notice to 2014.
Opted for a much simpler Bell.
Moved to Netty 5 and started new FTP module.
Added any/all/and/or bell methods.
Beginning reimplementation of FTP module.
Forgot to add this file.
Added channel locking.