I added support for object arrays and some user API support for transforms and placed layer size.
Ignore egg for development.
I added some tests for the placed smart layers.
I added some changed after a pull request review.
Fixed issue with calling transform_bbox on normal layer.
Fixed issue with user api for transform_bbox and placed_layer_size returning Doubles.
Merge pull request #38 from valleyman86/master

Added support for SoLE and SoLD tagged_blocks. This includes support for object arrays.