rename lenet dir to mnist

diff --git a/examples/lenet/convert_mnist_data.cpp b/examples/mnist/convert_mnist_data.cpp
similarity index 100%
rename from examples/lenet/convert_mnist_data.cpp
rename to examples/mnist/convert_mnist_data.cpp

diff --git a/examples/lenet/create_mnist.sh b/examples/mnist/create_mnist.sh
similarity index 100%
rename from examples/lenet/create_mnist.sh
rename to examples/mnist/create_mnist.sh

diff --git a/examples/lenet/lenet.prototxt b/examples/mnist/lenet.prototxt
similarity index 100%
rename from examples/lenet/lenet.prototxt
rename to examples/mnist/lenet.prototxt

diff --git a/examples/lenet/lenet_solver.prototxt b/examples/mnist/lenet_solver.prototxt
similarity index 100%
rename from examples/lenet/lenet_solver.prototxt
rename to examples/mnist/lenet_solver.prototxt

diff --git a/examples/lenet/lenet_test.prototxt b/examples/mnist/lenet_test.prototxt
similarity index 100%
rename from examples/lenet/lenet_test.prototxt
rename to examples/mnist/lenet_test.prototxt

diff --git a/examples/lenet/lenet_train.prototxt b/examples/mnist/lenet_train.prototxt
similarity index 100%
rename from examples/lenet/lenet_train.prototxt
rename to examples/mnist/lenet_train.prototxt

diff --git a/examples/lenet/train_lenet.sh b/examples/mnist/train_lenet.sh
similarity index 100%
rename from examples/lenet/train_lenet.sh
rename to examples/mnist/train_lenet.sh