Implementation for Amazon DynamoDB
Support external credentials
Add base node with credentials
added postgres node
added examples to node documentation
adjusted file names
removed template remarks and adjusted name
removed script editor from node config
added support for script in msg.payload
added support for query parameters in msg.queryParameters
moved credtials from config to credential store
fixed bug with outputs not being set correctly after initial load
Setting defaults with credentials fields persists them in the flows file. Fixed.
Make AWS credentials reusable
Leave region selection open so new regions are quicker to use.
Need to retain the accessKey defaults to be able to show them in the UI
Move AWS credentials to DDB node
fixed typo in Temperature topic (sensorTag/Tempature to sensorTag/Temperature)

This will break existing flows that are filtering on topic
Merge pull request #24 from hardillb/master

fixed typo in Temperature topic
Fix ping error response on Pi - Fixes Issue #23
Tweak mpd missing message so it's only a warning not an error.
Emoncms

A node that can publish to one or more Emoncms servers and acconts
Forced payload to be strings for Prowl node
Fixes #26