keep track of draggables registered and offer a method to clean them up (used by draggable connections)
extra cleanup for artefact left over after a drag
- reinstate canvas on connection, the addClass stuff needs it.
- fire a couple of more editor events.
added test for addClass working for Connection
..and a test for removeClass with connections
fix for dom adapter's elementRemoved function: ensures the given el id was actually registered before trying removal
fix for oppositex and oppositey cases in flowchart connector
fix return value in _updateOffset when timestamps matched and a cached value was returned
added empty setPath to AbstractConnector
added a test for supplying the path to a flowchart connector on creation
support for setting connector path on creation
added setPath to flowchart connectors
various updates. interim checkin.
update for loops to assign length once
ensure path svg elements are written before overlays in parent svg
added getBounds to segments
flowchart connector refactor
flowchart connector editors take connector offset into account
connector padding updates
temporarily comment out all connections except one