hdf5

Update text in COPYING files in subdirectories to match changes to
copyright notices in source files.
Update Copyright notices in acsite.m4 and bin/yodconfigure that were
overlooked by chkcopyright.
Remove broken and unnecessary urls from comments in
hl/fortran/src/H5IMcc.c and hl/src/H5IM.c.
Commit bin/reconfigure changes to generated files.