HistoryView: Adds ability to delete history items

App/Utilities/UIView+Utils.swift

@@ -7,6 +7,15 @@
 
 import UIKit
 
+infix operator .. : AssignmentPrecedence
+
+@discardableResult @inline(__always) @inlinable
+public func .. <T: Any>(it: T, apply: (inout T) throws -> Void) rethrows -> T {
+    var it = it
+    try apply(&it)
+    return it
+}
+
 protocol Conf { }
 
 extension Conf {