When adding new components, check for conflicting asset paths instead of just conflicting filenames. This makes it possible to generate assets into different folders with the same filename.
Merge pull request #261 from adobe-photoshop/iwehrman/check-for-conflicting-asset-paths

Check for conflicting asset paths instead of filenames
SVG is baaaaack...
layer comp poster image support

scale parameters seem to be broken - i believe this calculates and
passed them to PS properly
update on layer comp change
rebind when the document changes
better layer comp component tracking

ok to have an empty specName
allows “default 100%, 200% retina/@2x

cleanup layerCmp components on update
RTC - clean up

listen to index changes
clean up and refactor based on review comments