drop accidental file

siftflow-fcn32s/solver.prototxt.orig

-train_net: "trainval.prototxt"
-test_net: "test.prototxt"
-test_iter: 1111
-# make test net, but don't invoke it from the solver itself
-test_interval: 999999999
-display: 20
-average_loss: 20
-lr_policy: "fixed"
-# lr for unnormalized softmax
-base_lr: 1e-10
-# high momentum
-momentum: 0.99
-# no gradient accumulation
-iter_size: 1
-max_iter: 300000
-weight_decay: 0.0005
-test_initialization: false