hdf5doc

Description:
    H5Ovisit
    H5Lvisit 
        Added operator return values and their effect on the application.
        -- Closes Bz 1206.
    H5Ovisit_by_name
    H5Lvisit_by_name:  
        Removed operator definition; inserted links to H5Ovisit and H5Lvisit, 
        respectively.
    H5Odecr_refcount 
    H5Oincr_refcount
        Changed reference to H5Gget_objinfo, a deprecated function, 
        to refer to H5Oget_info, the current function.
        -- Closes Bz 1207.
    H5Lcopy:  More explicitly stated that function works only within a file.
    H5Ocopy:  Minor edits for consistency.
Tested: Firefox