Add saving & clearing of changes of the sidebar tab ordering

templates/SidebarTabRearranger/footer.hbs

@@ -1,14 +1,46 @@
 <footer>
-	<button type="close">
-		{{ localize "OFT.apps.discard-changes" }}
-	</button>
-	<button>
+	<button data-scope="User">
 		<oft-icon
 			name="icons/save"
 			aria-hidden="true"
 			var:fill="currentColor"
 			var:size="1rem"
 		></oft-icon>
-		{{ localize "Save Changes" }}
+		{{ localize "OFT.apps.SidebarTabRearranger.save-user" }}
+	</button>
+	<button
+		type="button"
+		data-action="unsetSetting"
+		data-scope="User"
+	>
+		{{ localize "OFT.apps.SidebarTabRearranger.remove-user" }}
+	</button>
+
+	{{#if meta.isGM}}
+		<button
+			data-scope="World"
+		>
+			<oft-icon
+				name="icons/save"
+				aria-hidden="true"
+				var:fill="currentColor"
+				var:size="1rem"
+			></oft-icon>
+			{{ localize "OFT.apps.SidebarTabRearranger.save-world" }}
+		</button>
+		<button
+			type="button"
+			data-action="unsetSetting"
+			data-scope="World"
+		>
+			{{ localize "OFT.apps.SidebarTabRearranger.remove-world" }}
+		</button>
+	{{/if}}
+
+	<button
+		class="wide"
+		type="close"
+	>
+		{{ localize "OFT.apps.discard-changes" }}
 	</button>
 </footer>

templates/SidebarTabRearranger/list.hbs

@@ -1,4 +1,9 @@
 <main>
+	{{#if showUserOverrideWarning}}
+		<p class="warning">
+			{{ localize "OFT.apps.SidebarTabRearranger.user-override-warning" }}
+		</p>
+	{{/if}}
 	<div class="top-label">
 		{{ localize "OFT.apps.SidebarTabRearranger.top" }}
 	</div>