Edited Goto Anything topic

Reuses: 322fc3239720ea3db3d14885136829a845a82b01

(With some changes.)
Revamp the other File Management docs, add docs on project settings

Reuses: bbf818e27b7688b74f62a5a8b095e9219db28570

(With changes.)
Add a few global settings to the reference

Reuses: 2581f6fd992d475fbd46e8fd078794b3252607f6