0.3.0

What's New:

• Permission.has("perm") for easier permission checking
• Voice does not require the use of node-gyp (or C++ or Python) anymore thanks to opusscript

What's Improved:

• Shard autoreconnect is more reliable now
• Better channel pin support
• Multiple clients can now be created in the same process
• Voice reliability and error handling are improved
• Voice also uses less resources now
• Updated ratelimit handling
• Fixed several CommandClient bugs