fixed out of range sstring access in garble_olddrunk.  unit test.
fixed out of range sstring access in garble_olddrunk.  unit test.

sneezymud/sneezymud,sneezymud/sneezymud,sneezymud/sneezymud,sneezymud/sneezymud,sneezymud/sneezymud,sneezymud/sneezymud,sneezymud/sneezymud