[svn-r24967] Maintenance: Reorganized and cleaned the code to remove compiler warnings in the Fortran test code

and examples. 

Platforms tested: Manual testing in place and using srcdir on jam, platypus, and emu with default and 
                  PGI, Intel and new GNU compilers. ifort compiler was also tested with -i8 and -r8 flags
                  on jam.  CMake tested on jam.

fortran/test/fortranlib_test_F03.f90

@@ -28,12 +28,12 @@
 PROGRAM fortranlibtest_F03
   
   USE HDF5
-  
+  USE THDF5_F03
+
   IMPLICIT NONE
   INTEGER :: total_error = 0
   INTEGER :: error
   INTEGER :: majnum, minnum, relnum
-  LOGICAL :: szip_flag
   INTEGER :: ret_total_error
   LOGICAL :: cleanup, status