Remove revert-diff-01-09-2018.txt (a callback patch)
Remove revert-diff-01-09-2018.txt (a callback patch)

pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable,pscedu/slash2-stable