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

From: @lianliguang
Reviewed-by: @chujinjin,@kisnwang
Signed-off-by: @chujinjin

fixbug in ReplaceNewFuseCNode
add a pass to eliminate repeated output after cse
fixbug in graph_kernel_splitter
do not fuse reshape op as output in costmodel.

From: @wilfchen
Reviewed-by: @cristoval,@limingqi107
Signed-off-by: @cristoval

From: @liu_xiao_93
Reviewed-by: @liangchenghui,@wuxuejian
Signed-off-by: @liangchenghui

From: @limingqi107
Reviewed-by: @cristoval,@kisnwang
Signed-off-by: @cristoval

From: @jiangzg001
Reviewed-by: @kingxian,@c_34,@kingxian
Signed-off-by: @c_34

From: @limingqi107
Reviewed-by: @kisnwang
Signed-off-by:

check input dims for nn.LSTM.

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

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

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

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

From: @hwjiaorui
Reviewed-by: @kisnwang
Signed-off-by:

format

format

format

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

From: @liubuyu
Reviewed-by: @kisnwang
Signed-off-by:

From: @chujinjin
Reviewed-by: @zhoufeng54,@limingqi107
Signed-off-by: @limingqi107

From: @lianliguang
Reviewed-by: @zhoufeng54
Signed-off-by:

From: @youui
Reviewed-by: @zhoufeng54,@stsuteng
Signed-off-by: @stsuteng

From: @zyli2020
Reviewed-by: 
Signed-off-by:

From: @wilfchen
Reviewed-by: @cristoval,@limingqi107
Signed-off-by: @limingqi107

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

From: @xiaoyisd
Reviewed-by: @sanjaychan,@zh_qh,@liangchenghui
Signed-off-by: @zh_qh

From: @harsh1995
Reviewed-by: @john_tzanakakis,@wenkai_dist
Signed-off-by: @wenkai_dist

From: @tronzhang
Reviewed-by: @gaoxiong1,@ckey_dou
Signed-off-by: @ckey_dou