Add a convenience class to sync traitlet attributes
Added try/finally
Removed extra space
Skip the doc tests for Connect,

obj1, objN undefined was causing the test to fail.
Added Connect tests
fixes to make Connect pass tests
s/Connect/bind
Use closure to prevent traitlet callbacks from firing twice.
Merge pull request #4901 from jdfreder/jason_traitlets

Add a convenience class to sync traitlet attributes