feature: add floatingTabBehavior option for browser-style floating tab management (#1161)#1166

shay-dr wants to merge 1 commit intomathuo:mastermathuo/dockview:masterfrom

shay-dr:1161-floating-to-floating-tab-merge-and-tear-off-to-float-behaviorshay-dr/dockview:1161-floating-to-floating-tab-merge-and-tear-off-to-float-behaviorCopy head branch name to clipboard