to top level, to suppress gcc 4.0 errors.

an array of integers in this way fails if the size of integers is not the same
in clean and c

type constructors in dynamic types are now uniquely represented by the
descriptor of their TD_ (type definition) function

to prevent unnecessary imports and double imports of fields in the .abc file

the is_boxed_record argument to BERecordType

updated version (necessary because previous commit introduced incompatibilities)

indicates a system module will be set

types with lhs uniqueness attribute

generate the label name for an exported type when
the main module is on a cycle and a type exported from
this module is used in a function in another definition module

(backendconvert.icl,backend.c)

remove aliases for nodeids from tuple and record patterns
new version number (2.0.d.8)

exclude symbols from current dcl module from im_symbols (prevents multiple record en constructor labels in abc)
updated version