Merge pull request !1521 from chenweifeng/empty_input

upload fasterrcnn scripts

modify dataset

modify pylint for fasterrcnn

fix pylint for fasterrcnn

modify pylint for fasterrcnn

fix fasterrcnn script pylint

modify pylint for fasterrcnn

fix pylint

modify bug for fasterrcnn

add readme

remove download

fix config instances

FasterRcnn scripts update

Merge pull request !1433 from leopz/tensor_base

Merge pull request !1310 from baihuawei/cpu-lstm

Merge pull request !1265 from baihuawei/transpose

Merge pull request !1531 from sunsuodong/multi_input

Merge pull request !1489 from VectorSL/gpu-fix-slice

Merge pull request !1487 from sunsuodong/addn

Merge pull request !1476 from wenchunjiang/fix_reshape_type_bug

Merge pull request !1440 from wenchunjiang/fix_dynamic_output_bug

Merge pull request !1423 from sunsuodong/warn

Merge pull request !1412 from SanjayChan/master

Merge pull request !1367 from jjfeing/master

Merge pull request !1339 from JichenZhao/layernorm_mean_var_shape

Merge pull request !1320 from JichenZhao/applyrms_squaresumall_cumprod_reduceprod

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>

Merge pull request !1335 from caifubi/get-device-datatype-in-memcpy

Merge pull request !1289 from GongLiyao/add_vm_support_sin_cumsum

Merge pull request !1254 from caifubi/change-uintprt_t-to-void-ptr

Merge pull request !1299 from sunsuodong/ops_int32

Merge pull request !1282 from jiangjinsheng/vm_prelu

Merge pull request !1210 from chenweifeng/cudnn_exception

Merge pull request !1205 from chenweifeng/unsorted_segment_sum

Merge pull request !1058 from sunsuodong/lstm_ops

Merge pull request !1240 from jjfeing/master