semigroups/Semigroups: Semigroups 5.6.0

There are a bunch of fixes and improvements in this version. The most major new features are those added in Add Cartan matrix computation for monoids by @JosephDayngerRuiz in https://github.com/semigroups/Semigroups/pull/1048 What's Changed Implement IsCryptoGroup by @Yann-Peresse in https://github.com/semigroups/Semigroups/pull/732 Update my contact details by @fingolfin in https://github.com/semigroups/Semigroups/pull/1061 Add UniformRandomPartialPerm by @james-d-mitchell in https://github.com/semigroups/Semigroups/pull/935 Introduce IsIrreducibleBipartition and IrreducibleComponentsOfBipartition by @james-d-mitchell in https://github.com/semigroups/Semigroups/pull/1055 PermuteMultiplicationTable, refactor OnMultiplicationTable, add docs by @pramothragavan in https://github.com/semigroups/Semigroups/pull/1054 Add OnePseudoInverseOfSemigroupElement method for more types by @james-d-mitchell in https://github.com/semigroups/Semigroups/pull/936 Replace custom type GVarFunc with GAP's ObjFunc by @fingolfin in https://github.com/semigroups/Semigroups/pull/1067 Use gap_all.h instead of compiled.h by @fingolfin in https://github.com/semigroups/Semigroups/pull/1068 OneInverseOfSemigroupElement by @JosephDayngerRuiz in https://github.com/semigroups/Semigroups/pull/1095 Fix some broken URLs in the CHANGELOG/README by @wilfwilson in https://github.com/semigroups/Semigroups/pull/1085 Fix a typo in CHANGELOG.md by @wilfwilson in https://github.com/semigroups/Semigroups/pull/1086 Add a CHANGES_URL field for CHANGELOG.md to PackageInfo.g by @wilfwilson in https://github.com/semigroups/Semigroups/pull/1083 Disallow duplicate named generators in FreeBand and FreeInverseSemigroup by @wilfwilson in https://github.com/semigroups/Semigroups/pull/1118 Remove mention of the obsolete .covignore file in the .release script by @wilfwilson in https://github.com/semigroups/Semigroups/pull/1103 Add Cartan matrix computation for monoids by @JosephDayngerRuiz in https://github.com/semigroups/Semigroups/pull/1048 Fix typo in CHANGELOG.md by @wilfwilson in https://github.com/semigroups/Semigroups/pull/1122 Remove some spurious .tar.gz suffixes from directory names in the manual by @wilfwilson in https://github.com/semigroups/Semigroups/pull/1123 Update to use libsemigroups v3 by @Joseph-Edwards in https://github.com/semigroups/Semigroups/pull/1087 New Contributors @Yann-Peresse made their first contribution in https://github.com/semigroups/Semigroups/pull/732 @pramothragavan made their first contribution in https://github.com/semigroups/Semigroups/pull/1054 @JosephDayngerRuiz made their first contribution in https://github.com/semigroups/Semigroups/pull/1095 Full Changelog: https://github.com/semigroups/Semigroups/compare/v5.5.4...v5.6.0