Aubit 4GL SVN-Code

Copy-pasted logic doing quoting/unquoting owners moved to one function,
A4GLSQLCV_ownerize_tablename(). Unused code removed.

Changed A4GLSQL_set_status() return type to int.

Some cleanups

Function name logging added - functions A4GL_debug_full_extended(),
A4GL_set_line_extended() - the blind ones

Logging some messages to stdout changed to stderr.

In function LEXLIB_rettype(): Changed type conversion code to more readable
form and added detection and logging of unsupported types.
In function LEXLIB_print_foreach_close: Added logic to change status after
a succesful foreach loop from 100 to 0.

Somewhat cleaned up and fixed logic, misguiding function name A4GL_get_errm
changed to A4GL_get_errmsg, buffer size increased

Function name logging added - functions A4GL_debug_full_extended(),
A4GL_set_line_extended(). Buffer size increased.

Logging some messages to stdout changed to stderr.

Added setting error string in assertion handling code.