JVET-S0258: Sub-picture constraints

See merge request jvet/VVCSoftware_VTM!1724

JVET-S0266: VUI modifications

See merge request jvet/VVCSoftware_VTM!1736

JVET-S0076 aspect 1: Move ph_non_ref_pic_flag to earlier position

Minor fix: use local RPL pointer in checkCRA()

See merge request jvet/VVCSoftware_VTM!1763

Fix #1190: the picture type check for bitstreams that have mixed nal unit types

See merge request jvet/VVCSoftware_VTM!1759

# Conflicts:
#   source/Lib/CommonLib/TypeDef.h

JVET-S0048 aspect 1: Change valid value ranges of scaling window offsets

See merge request jvet/VVCSoftware_VTM!1733

# Conflicts:
#   source/Lib/CommonLib/TypeDef.h

Fix #1191: move call to setPictureHeaderInSliceHeader()

See merge request jvet/VVCSoftware_VTM!1761

JVET-S0186: VPS cleanup

See merge request jvet/VVCSoftware_VTM!1751

JVET-S0248 Aspect7: When bp_alt_cpb_params_present_flag is equal to 1, the value of bp_du_hrd_params_present_flag shall be equal to 0

JVET-S0185 Proposal2: Move signalling of syntax element bp_alt_cpb_params_present_flag

JVET-S0181_PROPOSAL1: Conditionally signal bp_sublayer_intial_cpb_removal_delay_present_flag

JVET-S0234: ACT and chroma residual scaling fix

See merge request jvet/VVCSoftware_VTM!1722

Fix the prefix problem of some variables names; change the macro from ACT_LMCS_FIX to JVET_S0234_ACT_CRS_FIX.

JVET-S0177: Constraints on the scalable nesting SEI message

Fix two issues in RPL related constraints

See merge request jvet/VVCSoftware_VTM!1754

JVET-S0186: VPS cleanup - move 2 syntax elements, sps_chroma_format_idc and sps_log2_ctu_size_minus5, to take the place of sps_reserved_zero_4bits.

JVET-R0068 apsect 6 encoder restriction

See merge request jvet/VVCSoftware_VTM!1727

VUI modifications including VUI length, moving two flags from GCI to
VUI, reordering VUI variables to follow syntax elements

Fix#1174: wrong lambda for classH1 PQ coding with LumaLevelToDeltaQPMode=1 (nonCTC)

See merge request jvet/VVCSoftware_VTM!1739

JVET-S0133: Enc. only fix on the syntax override in PH

See merge request jvet/VVCSoftware_VTM!1715

Fix number of gci_reserved_zero_bit read after !1716

See merge request jvet/VVCSoftware_VTM!1750

symbol is overwritten when reading gci_reserved_zero_bit

JVET-S0248 Aspect7: When bp_alt_cpb_params_present_flag is equal to 1, the value of bp_du_hrd_params_present_flag shall be equal to 0

Fix #1180: On two VPS checks

See merge request jvet/VVCSoftware_VTM!1744