class Stop changed to be subclass of GenericGTFSObject
class Stop changed to be subclass of GenericGTFSObject

Change GenericGTFSObject.__eq__ to use __getitem__ which returns "" for missing columns values instead of making a dict of each object.

Review at http://codereview.appspot.com/11849


zarnold/transitfeed,galvinford/transitfeed,avilaton/transitfeed,google/transitfeed,bileto/transitfeed,avilaton/transitfeed,Censio/transitfeed,galvinford/transitfeed,galvinford/transitfeed,zarnold/transitfeed,google/transitfeed,avilaton/transitfeed,bileto/transitfeed,digideskio/transitfeed,bileto/transitfeed,Censio/transitfeed,digideskio/transitfeed,digideskio/transitfeed,Censio/transitfeed,google/transitfeed,zarnold/transitfeed