Remove All CVS Id Strings Possible Using a Script

Script does what is expected and tries to do it as
smartly as possible.

+ remove occurrences of two blank comment lines
  next to each other after Id string line removed.
+ remove entire comment blocks which only exited to
  contain CVS Ids
+ If the processing left a blank line at the top of
  a file, it was removed.

tools/cpu/generic/Makefile.am

@@ -1,7 +1,3 @@
-##
-## $Id$
-##
-
 ACLOCAL_AMFLAGS = -I ../../../aclocal
 
 noinst_SCRIPTS = size_rtems

tools/cpu/generic/configure.ac

@@ -1,6 +1,4 @@
 ## Process this file with autoconf to produce a configure script.
-## 
-## $Id$
 
 AC_PREREQ([2.68])
 AC_INIT([rtems-tools-cpu-generic],[_RTEMS_VERSION],[http://www.rtems.org/bugzilla])

tools/cpu/generic/size_rtems.in

@@ -18,9 +18,6 @@
 #  The license and distribution terms for this file may be
 #  found in the file LICENSE in this distribution or at
 #  http://www.rtems.com/license/LICENSE.
-#
-#  $Id$
-#
 
 target=@target@
 program_prefix=@program_prefix@