Aug 13

1. 16:36

   Add nodr_d1024_r2 checkpoints under dimladder/d1024

   domrachev03
   Verified signature

   07d08e6
2. 16:34

   Add nodr_d512_r2 checkpoints under dimladder/d512

   domrachev03
   Verified signature

   22bd228
3. 16:33

   Add nodr_d64_r2 checkpoints under dimladder/d64

   domrachev03
   Verified signature

   9a05e82