move imagenet splits + synsets to data

diff --git a/python/caffe/imagenet/ilsvrc_2012_synset_words.txt b/data/ilsvrc_2012_synset_words.txt
similarity index 100%
rename from python/caffe/imagenet/ilsvrc_2012_synset_words.txt
rename to data/ilsvrc_2012_synset_words.txt

diff --git a/python/caffe/imagenet/ilsvrc_2012_synsets.txt b/data/ilsvrc_2012_synsets.txt
similarity index 100%
rename from python/caffe/imagenet/ilsvrc_2012_synsets.txt
rename to data/ilsvrc_2012_synsets.txt

diff --git a/python/caffe/imagenet/ilsvrc_2012_test.txt b/data/ilsvrc_2012_test.txt
similarity index 100%
rename from python/caffe/imagenet/ilsvrc_2012_test.txt
rename to data/ilsvrc_2012_test.txt

diff --git a/python/caffe/imagenet/ilsvrc_2012_train.txt b/data/ilsvrc_2012_train.txt
similarity index 100%
rename from python/caffe/imagenet/ilsvrc_2012_train.txt
rename to data/ilsvrc_2012_train.txt

diff --git a/python/caffe/imagenet/ilsvrc_2012_val.txt b/data/ilsvrc_2012_val.txt
similarity index 100%
rename from python/caffe/imagenet/ilsvrc_2012_val.txt
rename to data/ilsvrc_2012_val.txt