* Add tag parameter, update CancelOpenOrders and Liquidate calls
* Resolved commen on the related PR: following the pattern of Liquidate() using Liquidated as default, I think the tag should be Removed
* Add tag parameter to RemoveSecurity and update regression algorithms
* Minor tweaks
---------
Co-authored-by: meysam <poormonfared.azimi@gmail.com>
Co-authored-by: Martin Molinero <martin.molinero1@gmail.com>