Indigo-1.9.0

• MDL Molfile v3000 encoding: Automatic selection of MDL Molfile v3000 encoding doesn't work if the structure contains Enhanced stereochemistry by @mkviatkovskii in #924
• cdx import in scope of current KET/CDXML features support by @even1024 in #885
• Structures with the arrow lose their integrity when pressing 'Layout' by @even1024 in #938
• Abbreviations are not supported by @even1024 in #685
• #934: api: tests: IronPython update to 3.4.0, fix tests by @mkviatkovskii in #940
• Add support of R-groups to the CDX loader. #36 by @even1024 in #946
• CDX import: Reaction arrows disappear when opening a file #943 by @even1024 in #948
• CDX import: Aromatized structures are not recognized when Pasting from Clipboard #950 by @even1024 in #953
• CDXML parser memory leak #966 by @even1024 in #967
• Error opening MOL and RXN files with RBC/SUB/UNC queries #928 by @even1024 in #969
• CDX Import, CDXML Import: parsing error when superatom starts with 'R' symbol #960 by @even1024 in #975
• CDXML: When opening a saved file with text, the Font size enlarges #961 by @even1024 in #982
• CDXML: When opening a file saved with 'Any atom', 'Atom Generics' or 'Group Generics' structure loses its integrity #968 by @even1024 in #985
• CDXML import fails to load rectangle primitives #979 by @even1024 in #980
• CDXML: File containing Functional Groups or Salts and Solvents cannot be opened and causes a convert error #963 by @even1024 in #984
• CDXML import: nodes with radicals are not getting parsed #990 by @even1024 in #991
• CDXML import: fails to import some cdxml files with multiple text objects related to different fragments by @even1024 in #993
• CDXML import: 'superscript' and 'subscript' is not displayed correctly #962
• Improve ssl bingo elastic by @MysterionRise in #901
• bingo: postgres: add support for Postgres 15, drop support for Postgres 10 by @mkviatkovskii in #903
• #521: core: replace MultiMap in MoleculeRGroupsComposition class by @loimu in #917
• #521: core: replace MultiMap in MolfileLoader class by @loimu in #911 
• #929: fix auto-saving to CTAB v3000 by @mkviatkovskii in #931

Full Changelog: indigo-1.8.0...indigo-1.9.0