Fixed broken links, added copyright declarations, renamed some long file names

[SVN r18525]

performance/Jamfile

@@ -1,3 +1,4 @@
+# copyright John Maddock 2003
 
 subproject libs/regex/performance ;
 

performance/command_line.cpp

@@ -1,3 +1,17 @@
+/*
+ *
+ * Copyright (c) 2002-2003
+ * Dr John Maddock
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation.  Dr John Maddock makes no representations
+ * about the suitability of this software for any purpose.
+ * It is provided "as is" without express or implied warranty.
+ *
+ */
 
 #include <iostream>
 #include <iomanip>