Allow GREEN_METADATA_SEI_ENABLED to be set externally

See merge request !2400

JVET-AB0072: VTM Encoder Implementation for Green-MPEG SEI Messaging

See merge request !2393

Define type to hold list of ALF APS Ids and clean up related code

See merge request !2398

Clean up motion discontinuity processing in deblocking filter

See merge request !2399

JVET-AB0081: Increased length of filters used for upscaling reconstructed pictures

See merge request !2396

Use enumeration for BDPCM mode

See merge request !2395

Avoid double braces for init

See merge request !2397

Clean up edge/bs handling in deblocking filter

See merge request jvet/VVCSoftware_VTM!2394

JVET-AB0080: GOP-based RPR encoder control also including a fix for chroma QP

See merge request !2392

Clean up filter length handling in deblocking filter

See merge request !2391

Clean up checking slice/tile/subpic conditions in deblocking filter

See merge request !2390

Clean up applyDeblockingFilterParameterSelection()

See merge request !2389

Don't optimize for deblocking when deblocking is disabled

See merge request !2388

Remove -Wno-class-memaccess compiler option

See merge request !2377

Clean up deblocking filter code

See merge request !2387

Rename JVET_C0024_ZERO_OUT_TH and clean up related functions

See merge request !2386

Clean up ComprCUCtx data structure

See merge request !2384

Use strong-typed enum for CoeffScanType

See merge request !2385