hdf5_ep

[svn-r21421] Merged the Fortran 2003 changes from the trunk into the 1.8 branch, used:
svn merge -r 20506:21414 https://svn.hdfgroup.uiuc.edu/hdf5/trunk/fortran

Tested: jam (gnu, intel, pgi compilers)

Also merged effected non-Fortran files: 
svn merge -r21247:r21248 https://svn.hdfgroup.uiuc.edu/hdf5/trunk/src/libhdf5.settings.in