Get test_coding.py working

from_cpython/Lib/test/bad_coding.py

 # -*- coding: uft-8 -*-
+# skip-if: True

from_cpython/Lib/test/bad_coding2.py

 #coding: utf8
+# skip-if: True
 print '我'

from_cpython/Lib/test/test_coding.py

-# expected: fail
-
 import test.test_support, unittest
 import os
 

test/CPYTHON_TEST_NOTES.md

@@ -47,7 +47,6 @@ test_codecmaps_tw       [unknown]
 test_codecs             [unknown]
 test_codeop             [unknown]
 test_code               [unknown]
-test_coding             works when run from inside the from_cpython dir
 test_coercion           1**1L, divmod(1, 1L); some unknown bug
 test_compileall         Not sure if this test makes sense for us (wants to check the details of pyc files)
 test_compiler           [unknown]

test/cpython/bad_coding.py

+../../from_cpython/Lib/test/bad_coding.py
\ No newline at end of file

test/cpython/bad_coding2.py

+../../from_cpython/Lib/test/bad_coding2.py
\ No newline at end of file

tools/tester.py

@@ -188,6 +188,8 @@ def get_test_options(fn, check_stats, run_memcheck):
         l = l.strip()
         if not l:
             continue
+        if l.startswith("\xef\xbb\xbf"): # BOM
+            l = l[3:]
         if not l.startswith("#"):
             break
         if l.startswith("# statcheck:"):