ImageEngine/gaffer — pull request #736 by davidsminor (2014-02-11 23:43:19+00:00)
Title: Fixed copy/paste breaking filters

Previously, if a SceneElementProcessor node was connected to a filter, copy pasting the processor node would set the filter plug value on the copy to NoMatch, meaning that node would have no effect unless the filter was reconnected. I've fixed this by changing the default return value of PathFilter::computeMatch to EveryMatch