Merge pull request !1790 from lianliguang/remove-the-useless-transdata-connected-with-the-control-depend

Merge pull request !2123 from guozhijian/sync_add_set_dataset_size_for_minddataset

Merge pull request !2121 from yihuaijie/dev

Merge pull request !2047 from huanghui/code-review

Merge pull request !2106 from zhaozhenlong/fix-issue-lstm-reg-error

Merge pull request !2109 from caifubi/clean-review-code

Merge pull request !2010 from wangqiuliang/fix-tuple-to-array-issue

Merge pull request !2117 from suteng/revert-merge-2078-master

Merge pull request !2107 from xiefangqi/xfq-coco-docstring

Merge pull request !2114 from zyli2020/fix_code_review_warnings

Merge pull request !2093 from VectorSL/argmaxwithvalue

Merge pull request !2113 from chenweifeng/sentiment

Merge pull request !2108 from jjfeing/master

Merge pull request !1914 from kisnwang/optimize-output-sync

Merge pull request !1820 from Xiaoda/the-backward-of-embeddinglookup

Merge pull request !1932 from jiangzhiwen/dataset/clue

Merge pull request !2103 from jjfeing/master

Merge pull request !2096 from h.farahat/master

Merge pull request !2045 from kisnwang/optimize-cpu-ftrl

Merge pull request !2095 from zhoufeng/pakcage-commit-id-length

Merge pull request !2017 from leopz/fix_codedex

Fixes # I1KIPC