Updated regression tests for output change in r5974 and improved handling of

cores.

- test/structure, test/del_vec, test/frame_ref, test/meas_qual, test/del_frame:
  added newline after "unit" directive (reported by Xiangfu Liu)
- test/Common: new function expect_sed for post-processing of test output
- test/tsort: use expect_sed to ignore "(core dumped") after "Aborted"
- test/Common: if there is a file called "core", don't run it
- Makefile (clean): remove test/core



git-svn-id: http://svn.openmoko.org/trunk/eda/fped@5978 99fdad57-331a-0410-800a-d7fa5415bdb3

test/tsort

@@ -126,9 +126,9 @@ fped_fail "tsort: cycle" <<EOF
 	b a
 }
 EOF
-expect <<EOF
+expect_sed 's/Aborted.*/Aborted/' <<EOF
 cycle detected in partial order
-Aborted (core dumped)
+Aborted
 EOF
 
 # not entirely comfortable about the "Aborted (core dumped)". It's a system