Add remaining duration to Project for the Web as standard column

[Chris_Kegler]

Please add the Remaining duration to Project for the Web as a standard column. This would be very helpfull for projectmanagers en assignees. 

[#2]

Hello @Chris_Kegler ,

For feature requests, post here: https://feedbackportal.microsoft.com/feedback/forum/40792262-301c-ec11-b6e7-0022481f8472 

Paul