Merge branch 'bugfix/fix_performance_issues_new' into 'master'

improve wifi performance

Closes WIFI-265, WIFI-1349, WIFI-23, WIFI-296, WIFI-397, WIFI-1255, WIFI-1256, and FCS-175

See merge request espressif/esp-idf!6928
This commit is contained in:
Jiang Jiang Jian
2019-12-23 17:38:43 +08:00