Add typealias for any typed dictionary to store arbitrary context-dependent data.

Author: sergiocampama

Sources/TSCUtility/Context.swift

@@ -0,0 +1,14 @@
+/*
+ This source file is part of the Swift.org open source project
+
+ Copyright (c) 2020 Apple Inc. and the Swift project authors
+ Licensed under Apache License v2.0 with Runtime Library Exception
+
+ See http://swift.org/LICENSE.txt for license information
+ See http://swift.org/CONTRIBUTORS.txt for Swift project authors
+*/
+
+import Foundation
+
+/// Typealias for an any typed dictionary for arbitrary usage to store context.
+public typealias Context = [ObjectIdentifier: Any]