v2.3.0

• Adds support for waitTimeSeconds and visibilityTimeout options

v2.2.1

Bind _processMessage and _handleSqsResponse in the constructor.

v2.2.0

• Adds support for MessageAttributeNames #5 Thanks @deerawan!

v2.1.2

• Use eu-west-1 as default region and make region optional #3

v2.1.1

• Prefix all AWS error messages as they sometimes return null

v2.1.0

• Add Consumer.create method for creating a consumer (#2)

v2.0.0

• Added batchSize to enable multiple messages to be consumed at once
• Removes the waitTime parameter. The consumer now waits until the current batch of messages has been processed before requesting a new batch.