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.
* cdtest/main.cc, fileio/init.c, fileio/system.h, pppd/pppdapp.c,
ticker/system.h, ticker/tasks.c: Eliminate test routines
TICKS_PER_SECOND and get_ticks_per_second() in favor of new
rtems_clock_get_ticks_per_second().