Remove trailing whitespace.  Update copyright to include 2004.
diff --git a/archival/libunarchive/decompress_uncompress.c b/archival/libunarchive/decompress_uncompress.c
index 65418a7..ddf293f 100644
--- a/archival/libunarchive/decompress_uncompress.c
+++ b/archival/libunarchive/decompress_uncompress.c
@@ -3,7 +3,7 @@
 
 /* uncompress for busybox -- (c) 2002 Robert Griebl
  *
- * based on the original compress42.c source 
+ * based on the original compress42.c source
  * (see disclaimer below)
  */