RCPP-62 Prepare v1.1.0 release

[leemaguire]

Fixed

• Managed objects would exhibit undefined behaviour when returned from the subscript operator in std::vector & std::map.
• Type safe queries would not work correctly when link properties were used.

Enhancements

• Add realm::holds_alternative which acts as a substitute to std::holds_alternative when using managed<realm::mixed>.
• Add managed<realm::mixed>::get_stored_link for retrieving a link from a mixed proeprty type.
• Add managed<realm::mixed>::set_link for setting a link in a mixed proeprty type.
• Add compile time checking to prevent misuse of managed property types.
• Add managed<std::vector<>>::as_results() to allow the ability to derive a realm::results<> collection from a managed vector.
• Allow a realm::uuid to be constructed with std::array<uint8_t, 16>.
• Add support for integrating cpprealm with the Conan package manager.
• Add BSON support for user::call_function and user::get_custom_data API's.
• Add user::get_custom_data() and deprecate user::custom_data().

Breaking Changes

• None

Compatibility

• Fileformat: Generates files with format v23. Reads and automatically upgrade from fileformat v5.

Internals

• Upgraded to Core v14.4.1