Support latest NIO code; Make Swift 5.2 the minimum supported version (#254)

* Support latest NIO code; Make Swift 5.2 the minimum supported version (required by NIO)

* Package.swift updates for Swift 5.2

* remove .swift-version file

* Fix BlueSSLService dependency reference

* Remove Xcode 11 support because it requires Swift 5.1

Author: dannys42

.swift-version

@@ -15,12 +15,7 @@ matrix:
       dist: xenial
       sudo: required
       services: docker
-      env: DOCKER_IMAGE=docker.kitura.net/kitura/swift-ci:5.0.3 SWIFT_SNAPSHOT=5.0.3 DOCKER_PRIVILEGED=true SWIFT_TEST_ARGS="--parallel"
-    - os: linux
-      dist: xenial
-      sudo: required
-      services: docker
-      env: DOCKER_IMAGE=docker.kitura.net/kitura/swift-ci-ubuntu16.04:5.1.5 DOCKER_PRIVILEGED=true SWIFT_TEST_ARGS="--parallel --sanitize=thread" CUSTOM_TEST_SCRIPT=.kitura-test.sh
+      env: DOCKER_IMAGE=docker.kitura.net/kitura/swift-ci-ubuntu16.04:5.2.5 DOCKER_PRIVILEGED=true SWIFT_TEST_ARGS="--parallel --sanitize=thread" CUSTOM_TEST_SCRIPT=.kitura-test.sh
     - os: linux
       dist: xenial
       sudo: required
@@ -33,11 +28,11 @@ matrix:
       env: DOCKER_IMAGE=docker.kitura.net/kitura/swift-ci-ubuntu18.04:latest USE_SWIFT_DEVELOPMENT_SNAPSHOT=1 DOCKER_PRIVILEGED=true SWIFT_TEST_ARGS="--parallel --sanitize=thread"
 
     - os: osx
-      osx_image: xcode11.3
+      osx_image: xcode12.2
       sudo: required
       env: JAZZY_ELIGIBLE=true SWIFT_TEST_ARGS="--parallel --sanitize=thread"
     - os: osx
-      osx_image: xcode12.2
+      osx_image: xcode12.5
       sudo: required
       env: SWIFT_TEST_ARGS="--parallel --sanitize=thread"
     - os: osx

.travis.yml

@@ -1,4 +1,4 @@
-// swift-tools-version:5.0
+// swift-tools-version:5.2
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 /*
  * Copyright IBM Corporation and the Kitura project authors 2016-2020
@@ -27,10 +27,10 @@ let package = Package(
     ],
     dependencies: [
         // Dependencies declare other packages that this package depends on.
-        .package(url: "https://github.com/apple/swift-nio.git", from: "2.8.0"),
+        .package(url: "https://github.com/apple/swift-nio.git", from: "2.33.0"),
         .package(url: "https://github.com/apple/swift-nio-ssl.git", from: "2.0.0"),
         .package(url: "https://github.com/apple/swift-nio-extras.git", from: "1.0.0"),
-        .package(url: "https://github.com/Kitura/BlueSSLService.git", from: "2.0.0"),
+        .package(name: "SSLService", url: "https://github.com/Kitura/BlueSSLService.git", from: "2.0.1"),
         .package(url: "https://github.com/Kitura/LoggerAPI.git", from: "2.0.0")
     ],
     targets: [
@@ -39,7 +39,16 @@ let package = Package(
             dependencies: []),
         .target(
             name: "KituraNet",
-            dependencies: ["NIO", "NIOFoundationCompat", "NIOHTTP1", "NIOSSL", "SSLService", "LoggerAPI", "NIOWebSocket", "CLinuxHelpers", "NIOConcurrencyHelpers", "NIOExtras"]),
+            dependencies: [
+                .product(name: "NIO", package: "swift-nio"),
+                .product(name: "NIOFoundationCompat", package: "swift-nio"),
+                .product(name: "NIOHTTP1", package: "swift-nio"),
+                .product(name: "NIOSSL", package: "swift-nio-ssl"),
+                "SSLService",
+                .product(name: "NIOWebSocket", package: "swift-nio"),
+                .product(name: "NIOConcurrencyHelpers", package: "swift-nio"),
+                .product(name: "NIOExtras", package: "swift-nio-extras"),
+                 "LoggerAPI", "CLinuxHelpers"]),
         .testTarget(
             name: "KituraNetTests",
             dependencies: ["KituraNet"])