JVET-S0100 Aspect 3: constraints on vps_dpb_max_tid and vps_hrd_max_tid depending on vps_ptl_max_tid
In addition to the constraint checks this MR contains
- fixes for the encoder to properly set the syntax elements according to the specified constraints
- fixes for inference at the decoder
- automatically set
multi_layer_enabled_flag
equal to 1, when more than one layer is configured instead of failing