#111 Klayout PyCell integration Pull request opened by ThomasZecha -adjusted layer purpose numbers according to layer properties from sg13g2.lyp -verified sealring against virtuoso Pcell layout counterpart -introduced stack-based PyCell-contexts for hierarchicaly layouts -added partial implementation for PyCell-API class Instance -added partial implementation for PyCell-API class ParamArray -added API documentation stuff, updated pdf documentation -added support for layer-properties read from lyp-files -added support for npn13G2 IHP-GmbH/IHP-Open-PDK ✅ All checks have passed 13/13 successful checks