Resolve "`AttributeError` not handled in `basesections.CompositeSystem`"

Closes #2157

See merge request !2128

Metainfo small fixes

See merge request !2110

Resolve "`MSection.m_copy` instantiates empty sub-sections in the deep copy"

Closes #2156

See merge request !2127

Add lower bounds for packages

See merge request !2126

Changelog: Changed

Added explanation about the plugin system into the documentation.

Closes #2147

See merge request !2120

Deleting logger error message

Closes #2150

See merge request !2122

Bump up images tags

See merge request !2117

Resolve "molecular_mass of PubChemPureSubstance"

Closes #2141

See merge request !2118

Added quantities for molar mass (in g/mol) and monoisotopic mass (in Da) in accordance with what is available in PubChem. 

Changelog: Added

Merge branch '2144-add-formulas-and-symmetry-information-to-be-available-for-topology' into 'develop'

Resolve "Add formulas and symmetry information to be available for topology"

Closes #2144

See merge request !2119

Fix upload members for deleted groups

See merge request !2114

Updated the release notes for v1.3.7.

See merge request !2115

Resolve "tabular parser pops matching conditions"

Closes #2139

See merge request !2113

Changelog: Fixed

Resolve "extra_fields on elabftw fails to be parsed"

Closes #2138

See merge request !2112

Changelog: Fixed

Fixed issue with incorrect histogram widget data.

Closes #2136

See merge request !2109

Revise metainfo miscellaneous improvements

See merge request !2091

Delayed removal of binary data.

Closes #2133

See merge request !2107

updated atomisticparser version

See merge request !2104

Include nexus file as hdf5 file in hdf5Reference feature.

See merge request !2099

change concentration definition in results

See merge request !2103

Add group search to upload members dialog

Closes #2064

See merge request !2044

User groups can now be added to uploads as coauthor groups or reviewer groups
in the GUI. This feature must be enabled in `nomad.yaml`.

Changelog: Added