Support for dependent layer IDR pictures using B slices

See merge request jvet/VVCSoftware_VTM!1713

Fix #1145: picture buffer padding with refWrap and subpics

See merge request jvet/VVCSoftware_VTM!1703

fixed conformance check of tid and nalu_layer_id for FD

See merge request jvet/VVCSoftware_VTM!1699

- set slice type properly
- fix coding tool conditions that check for IRAP, but should be checking for intra

Fix logic of multi-layer parameter reading

See merge request jvet/VVCSoftware_VTM!1710