Run filelist checks even if other errors are present.

This causes the unpackaged files check to be run even if there are other
errors in the file processing. This is rather handy in spotting spec typos
and such.

Patch from OpenSuSE, somewhat modified.

build/files.c

@@ -2481,8 +2481,9 @@ int processBinaryFiles(Spec spec, int installSpecialDoc, int test)
      * and duplicated files.
      */
     
-    if (res == 0)  {
-	if (checkFiles(check_fileList) > 0)
+    
+    if (checkFiles(check_fileList) > 0) {
+	if (res == 0)
 	    res = 1;
     }