Handle failure to write to socket

When we fail to write to a socket, close the socket connection, log the error, and deregister the client.

Remove "presence renewed" log

Remove "presence renewed" log

v4.4.1

In this release:

• Add lots of unit tests that were previously missing
• Add integration tests
• Use io.js v2.5.0
• Send "ping" to client (prevent H15 on Heroku)

Release v4.4.0

In this release:

• Adds app.json manifest for Heroku
• Adds Heroku button to README

Client Reconnection

In this release, clients can now reconnect as their former selves by passing an id query parameter:

• Fix JSHint complaints (39f3827)
• Fixes to README
• First response message now includes new client ID
• Reverts f2eb79a

Release v4.2.1

In this release:

• Fix typo in PresenceKey type definition (2291961)
• Updated docs with lots of examples (1da677e)
• Bump to v4.2.1 (e13b9fa)

Release v4.2.0

• Adds joinedAt to Client type
• Bumps version to v4.2.0

Bootstrap Fixes

• Fixes the default PORT and REDIS_URL env vars in bootstrap

Add Bootstrap

This adds an npm run bootstrap script which sets up the .env file and installs dependencies.

Fix calling DEL with no arguments

v4.0.5

Set version to 4.0.5