streamtools 0.2.3

This release includes a bunch of new features, including:

• blocks for controlling beaglebone/raspberry pi
• dedupe and set blocks
• toMongo block
• streamtools now handles non-json data input
• a parseXML block
• fromFile block

Fixes including:

• fromSQS proper message handling
• fixes for message overflow handling

And some new example patterns to help you get started.