Revert "fread - 22st attempt for over map on Windows"
Revert "fread - 22st attempt for over map on Windows"

This reverts commit 8751d58b050633f97372e0527077de5fadf46de2.

jangorecki/data.table,jangorecki/data.table,vlulla/data.table,vlulla/data.table,Rdatatable/data.table,jangorecki/data.table,vlulla/data.table,Rdatatable/data.table,vlulla/data.table,jangorecki/data.table,Rdatatable/data.table,Rdatatable/data.table