These changes should not affect any bitstream

JVET-S0113/S0195: new GCI flags

See merge request jvet/VVCSoftware_VTM!1835

Fix profile handling

See merge request !1836

In encoder, when automatically selecting profile, choose a still
picture profile when the level is 15.5 and a single picture is to
be encoded.
In decoder, don't check for single picture constraint when looking
up profiles.

gci_no_rectangular_slice_constraint_flag,
gci_one_slice_per_subpic_constraint_flag,
gci_no_subpic_info_constraint_flag and remove
gci_one_subpic_per_pic_constraint_flag

Fix formatting: braces, spaces, indentation

See merge request !1834

Fix formatting: braces, spaces, indentation

See merge request !1833

Fix formatting: braces, spaces, indentation

See merge request !1831

Fix formatting: braces, spaces, indentation

See merge request !1830

Fix formatting: braces, spaces, indentation

See merge request !1829

Fix formatting: braces, spaces, indentation

See merge request !1832

Move ptl_num_sub_profiles

See merge request !1819

Update profile definitions

See merge request !1816

Fix formatting: braces, spaces, indentation

See merge request !1828

Fix formatting: braces, spaces, indentation

See merge request !1827

Fix formatting: braces, spaces, indentation

See merge request !1826

Fix formatting: braces, spaces, indentation

See merge request !1822

Fix formatting: braces, spaces, indentation

See merge request !1825

Fix formatting: braces, spaces, indentation

See merge request !1824

Remove code related to cross-component prediction

See merge request !1821

Fix formatting: braces, spaces, indentation

See merge request !1823

Remove code related to RDPCM

See merge request jvet/VVCSoftware_VTM!1818