Updated debug node to output other msg properties
Updated debug node test
Added multi-level property functionality
Added tests to check functionality when using multi-level properties
Don't let IRC node try to join channels multiple times...
Addresses #447
Allow Raspberry Pi node to set initial output level.
Fix for #443
Also allow (optional) initial read of input pins on deploy.
Moved to Category Raspberry Pi 
(other Pi related nodes will be updated to match soon).
Merge pull request #433 from anna2130/change-node-multi-level-properties

Change node: Multi-level properties
Tidy up node label and edit dialog
Merge pull request #422 from anna2130/debug

Updated debug node to output other msg properties
Node does not clone first message sent
    Tests updated to mirror this behaviour
    Annotated algorithm
Adding capability to the test helper to load more than one node at once
Correcting a Typo
Merge pull request #450 from Belphemur/patch-1

Correcting a Typo
Merge pull request #449 from hbeeken/update-test-helper

Adding capability to the test helper to load more than one node at once
Merge pull request #441 from anna2130/reduce-message-cloning-overhead

Reduces message cloning overhead for single recipients