Update to mineflayer 0.0.23
Add quiet mode support
Make most existing commands use responderFunc, add masters command
Add give command
Add help command and support for commands to add help text, fixes #17
Add help information for all existing commands
Fixed extra spaces in help output, support echo as a command, fix whispers being logged to console.
Masters commands are now 'masters add', 'masters rm', and 'masters'.
Update to 0.0.3
Remove help for masters add/rm, since it is covered in masters
Merge branch 'master' into wip-miner

add help for miner commands

Conflicts:
	lib/plugins/navigator3d.js
	package.json