Trim '\r' and '\n' from filenames read from stdin.

The input line is printed in debug levels >= 4.  If it includes
the newline we read from stdin, debug messages include empty
lines, so this should keep the debug output a bit more compact.

el_GR.ISO8859-7/share/tools/checkupdate/checkupdate.py

@@ -216,6 +216,7 @@ def fileinfo(fname):
         debug(3, "Finding %%SOURCE%% and %%SRCID%% info of file `%s'" % fname)
 
         for l in file(fname):
+            l = l.rstrip('\r\n')
             nsrc = None
             m = srcre.match(l)
             if m: