* [ALEPH6,SC] Use open/2 instead of aleph_open/3.
* [ALEPH6,SC] Removed ilp/3 and set_current_stream/1.
* [ALEPH6,SC] Removed dependency on library broadcast.
* [ALEPH6,sc] Removed reliance on current_stream/1 of output. Now using the settings record, record_file, and record_stream.
* [ALEPH6,SC] Removed one cleanup call (this was done twice in a row).
* [ALEPH6,FIX] Settings text_pos and test_neg could be the empty atom (must_be/1 does not recognize type 'filename' :-().