AIDA: constrain TypeCode size to 2 pointers and Any to 3 pointers.
AIDA: auto-convert Any of type sequence or record to boolean
AIDA: remove Any::resize entirely
AIDA: Any: remove unused union fields
AIDA: docu fixups
DOCS: ensure DOXYGEN is defined when building docs
AIDA: provide Aida::String as std::string alias
AIDA: Any: minor initialization fix
AIDA: Any: implement record and sequence accessors
AIDA: improve line breaks in aidabuiltins.cc
RCORE: add string_hexdump()
AIDA: C-quotation fix: separate short octals from numbers
AIDA: TypeMap allocation fixup
AIDA: define Aida::DynamicSequence and Aida::DynamicRecord in builtin TypeMap
AIDA: comment clarifications
AIDA: guard against overflow in TypeMap list length check
AIDA: Any: inline constructors, allow initialization from value
AIDA: treat Any::Any(const Any::Field&) calls as copy constructor
AIDA: add Any::to_string()
AIDA: test Any::FieldVector and Any::AnyVector