From: @chengxb7532
Reviewed-by: 
Signed-off-by:

From: @oacjiewen
Reviewed-by: @wuxuejian,@liangchenghui
Signed-off-by: @wuxuejian

modified:   model_zoo/official/cv/ssd/README_CN.md

From: @caojian05
Reviewed-by: @wuxuejian,@oacjiewen
Signed-off-by: @wuxuejian

From: @huangbingjian
Reviewed-by: @hwhewei,@zh_qh
Signed-off-by: @zh_qh

2. fixed spell errors.

From: @gengdongjie
Reviewed-by: @wuxuejian,@c_34
Signed-off-by: @c_34

From: @pandoublefeng
Reviewed-by: @liangchenghui,@c_34
Signed-off-by: @liangchenghui

From: @VectorSL
Reviewed-by: 
Signed-off-by:

* Merge branch 'IPT' of gitee.com:xiaoan95/mindspore into ipt_ascend
* Add IPT Ascend

From: @wangmin0104
Reviewed-by: 
Signed-off-by:

From: @ttudu
Reviewed-by: @c_34,@wuxuejian
Signed-off-by: @c_34

From: @VectorSL
Reviewed-by: @kingxian,@chujinjin
Signed-off-by: @kingxian

From: @wukesong
Reviewed-by: @oacjiewen,@liangchenghui
Signed-off-by: @liangchenghui

From: @zhoufeng54
Reviewed-by: @kisnwang,@xu-yfei
Signed-off-by: @xu-yfei

From: @caojian05
Reviewed-by: @oacjiewen,@c_34
Signed-off-by: @c_34

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

From: @zhouneng2
Reviewed-by: @liangchenghui,@c_34
Signed-off-by: @liangchenghui

From: @zhao_ting_v
Reviewed-by: 
Signed-off-by:

From: @wukesong
Reviewed-by: @liangchenghui,@c_34
Signed-off-by: @liangchenghui

From: @huangbingjian
Reviewed-by: @ginfung,@zh_qh
Signed-off-by: @zh_qh

From: @shuzigood
Reviewed-by: @wuxuejian,@guoqi1024,@ouwenchang,@wuxuejian
Signed-off-by: @wuxuejian

From: @yuchaojie
Reviewed-by: @oacjiewen,@c_34
Signed-off-by: @c_34

From: @huangbo77
Reviewed-by: 
Signed-off-by:

From: @c_34
Reviewed-by: @wuxuejian,@linqingke
Signed-off-by: @linqingke

From: @neoming
Reviewed-by: @oacjiewen
Signed-off-by:

From: @huangbingjian
Reviewed-by: @zh_qh,@zhunaipan
Signed-off-by: @zh_qh