Delayed subgraph initialization support
Subscribe to graph changes only when the other parts of the network are ready
Fix timing issues in tests
Move handling directly registered objects to ComponentLoader
Typo fix
Merge pull request #132 from jonnor/fix-componentloader-compat

Fix componentloader compat
Mention CS 1.7 compat
Try testing with latest Node
Mocha test coverage should be good enough for starting to ditch nodeunit
ComponentLoader: Fix compatibility with CoffeeScript >1.7.0

The Node.JS .coffee handler now needs to be registered explicitly.
ComponentLoader: Don't fail on missing getIcon function

This can happen when loaded component is using an older version of NoFlo
which does not define the getIcon method.
Update changelog
Version bump
Update changelog mentioning 0.4.4
node and edge metadata change methods
test to prove #135
removeNode messing up groups, fixes #135
Tests for the graph metadata methods and events, refs #133
test; should refuse to add a duplicate edge
Merge branch 'master' of github.com:noflo/noflo