Update ltm (libtommath) to 1.0.1 to get MP_GEN_RANDOM_MAX etc

v1.0.1
      -- Dmitry Kovalenko provided fixes to mp_add_d() and mp_init_copy()
      -- Matt Johnston contributed some improvements to mp_div_2d(),
          mp_exptmod_fast(), mp_mod() and mp_mulmod()
      -- Julien Nabet provided a fix to the error handling in mp_init_multi()
      -- Ben Gardner provided a fix regarding usage of reserved keywords
      -- Fixed mp_rand() to fill the correct number of bits
      -- Fixed mp_invmod()
      -- Use the same 64-bit detection code as in libtomcrypt
      -- Correct usage of DESTDIR, PREFIX, etc. when installing the library
-- Francois Perrad updated all the perl scripts to an actual perl version

(mspo)