Some windows, like the main window and Interact, already do this.
While QWidgets can be opened as dialogs, they don't contain certain functions/defaults that are expected in a dialog.
Minor alphabetical rearrange by Qt Creator
Allows the ability for users to add custom browser widget docks that they can use for their third party services if they feel the need, mostly as a convenience tool so they don't have to open extra browsers alongside the program.