Fix #1117: potential encoder/decoder mismatch

See merge request !1680

fix a condition under which the encoder could write a syntax element
which would not be present at the decoder

JVET-R0041: Picture types related constraints

See merge request jvet/VVCSoftware_VTM!1676

Bugfix #1108 constraints failing in multi-layer coding

See merge request jvet/VVCSoftware_VTM!1673

Bugfix #1115 checkRPL() fetches incorrect inter-layer refrence pictures

See merge request jvet/VVCSoftware_VTM!1677

Fix #1112: crash when decoder encounters repeated VPS

See merge request jvet/VVCSoftware_VTM!1672

Add entropy_coding_synchronization.cfg

See merge request jvet/VVCSoftware_VTM!1671

Ticket #1089: HRD signalling bug fixes

See merge request jvet/VVCSoftware_VTM!1656

Fix Ticket #1092 on partitioning signalling in encoder

See merge request jvet/VVCSoftware_VTM!1657

Fix a bug when ENABLE_SPLIT_PARALLELISM is equal to 1 for JVET-R0064

See merge request jvet/VVCSoftware_VTM!1658

Fix copy/paste error in cfg parsing

See merge request jvet/VVCSoftware_VTM!1655

Fix to signal bitrate and CPB size in HRD parameters
Fix to make sure the PT SEI is generated for every picture

JVET-R0185: Updating signalling related to OLS DPB parameters in VPS

Bug fix for MR !1634

See merge request jvet/VVCSoftware_VTM!1651

Retrained CABAC initial values

See merge request jvet/VVCSoftware_VTM!1654

Retrained on CTC bitstreams generated with VTM 9.0rc1

store sub-picture numbers, sizes, and locations with a picture, so that they can be fetched directly from redPic