Squashed 'src/Pingpong/Presenters/' changes from 211d9cf..31bdaab
Squashed 'src/Pingpong/Presenters/' changes from 211d9cf..31bdaab

31bdaab use develop version

git-subtree-dir: src/Pingpong/Presenters
git-subtree-split: 31bdaab554e89802f2848f2dd7e85026fa9ac9f6

pingpong-labs/sky,pingpong-labs/sky,pingpong-labs/sky