fix ci

fix ci

fix ci

fix ci

fix ci

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

From: @peilin-wang
Reviewed-by: @robingrosman,@tom__chen
Signed-off-by: @robingrosman

add 2021 for copyright year for a file

fix ci

From: @TFbunny
Reviewed-by: @robingrosman,@robingrosman,@liangchenghui
Signed-off-by: @liangchenghui

From: @TFbunny
Reviewed-by: @tom__chen,@liangchenghui
Signed-off-by: @liangchenghui

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

From: @jojobugfree
Reviewed-by: @kisnwang,@zhoufeng54
Signed-off-by: @zhoufeng54

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

From: @tom__chen
Reviewed-by: @pandoublefeng,@robingrosman
Signed-off-by: @pandoublefeng

From: @yanzhenxiang2020
Reviewed-by: @wuxuejian,@liangchenghui
Signed-off-by: @wuxuejian

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

From: @jojobugfree
Reviewed-by: @zhoufeng54,@kisnwang
Signed-off-by: @zhoufeng54

From: @liu_xiao_93
Reviewed-by: 
Signed-off-by:

From: @peilin-wang
Reviewed-by: 
Signed-off-by:

---
Remove the routine of handling isolated nodes in Renormalize.
Add isolated nodes from Parser&Resolver.
Modify isolated nodes handling in FG&Manager.
Optimize the renormalize routines.
Other optimizations.

add float64 support to scatterNd for GatherNd grad

fix typo

left out a file

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

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

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