Squashed 'helpers/' changes from b27da4a..bbc7df5
Squashed 'helpers/' changes from b27da4a..bbc7df5

bbc7df5 VFS-1525 Refactor for loop

git-subtree-dir: helpers
git-subtree-split: bbc7df599b1d95a2249a7875982e0582160fb386

onedata/oneclient,onedata/oneclient,onedata/oneclient,onedata/oneclient