[#363] bump iOS minimum deployment target to iOS 13.0 (#407)

Closes #363

Package.resolved

@@ -6,8 +6,8 @@
         "repositoryURL": "https://github.com/grpc/grpc-swift.git",
         "state": {
           "branch": null,
-          "revision": "466cc881f1760ed8c0e685900ed62dab7846a571",
-          "version": "1.8.0"
+          "revision": "d772b688d718c2eb29f99b535fc4d92ebba031c5",
+          "version": "1.8.1"
         }
       },
       {
@@ -15,8 +15,8 @@
         "repositoryURL": "https://github.com/stephencelis/SQLite.swift.git",
         "state": {
           "branch": null,
-          "revision": "60a65015f6402b7c34b9a924f755ca0a73afeeaa",
-          "version": "0.13.1"
+          "revision": "4d543d811ee644fa4cc4bfa0be996b4dd6ba0f54",
+          "version": "0.13.3"
         }
       },
       {
@@ -33,8 +33,8 @@
         "repositoryURL": "https://github.com/apple/swift-nio.git",
         "state": {
           "branch": null,
-          "revision": "51c3fc2e4a0fcdf4a25089b288dd65b73df1b0ef",
-          "version": "2.37.0"
+          "revision": "124119f0bb12384cef35aa041d7c3a686108722d",
+          "version": "2.40.0"
         }
       },
       {
@@ -42,8 +42,8 @@
         "repositoryURL": "https://github.com/apple/swift-nio-extras.git",
         "state": {
           "branch": null,
-          "revision": "f73ca5ee9c6806800243f1ac415fcf82de9a4c91",
-          "version": "1.10.2"
+          "revision": "a75e92bde3683241c15df3dd905b7a6dcac4d551",
+          "version": "1.12.1"
         }
       },
       {
@@ -60,8 +60,8 @@
         "repositoryURL": "https://github.com/apple/swift-nio-ssl.git",
         "state": {
           "branch": null,
-          "revision": "52a486ff6de9bc3e26bf634c5413c41c5fa89ca5",
-          "version": "2.17.2"
+          "revision": "42436a25ff32c390465567f5c089a9a8ce8d7baf",
+          "version": "2.20.0"
         }
       },
       {
@@ -69,8 +69,8 @@
         "repositoryURL": "https://github.com/apple/swift-nio-transport-services.git",
         "state": {
           "branch": null,
-          "revision": "8ab824b140d0ebcd87e9149266ddc353e3705a3e",
-          "version": "1.11.4"
+          "revision": "2cb54f91ddafc90832c5fa247faf5798d0a7c204",
+          "version": "1.13.0"
         }
       },
       {

Package.swift

@@ -4,7 +4,7 @@ import PackageDescription
 let package = Package(
     name: "ZcashLightClientKit",
     platforms: [
-        .iOS(.v12),
+        .iOS(.v13),
         .macOS(.v10_12)
     ],
     products: [

ZcashLightClientKit.podspec

@@ -17,8 +17,8 @@ Pod::Spec.new do |s|
 
     s.source_files = 'Sources/ZcashLightClientKit/**/*.{swift,h}'
     s.resource_bundles = { 'Resources' => 'Sources/ZcashLightClientKit/Resources/*' }
-    s.swift_version = '5.5'
-    s.ios.deployment_target = '12.0'
+    s.swift_version = '5.6'
+    s.ios.deployment_target = '13.0'
     s.dependency 'gRPC-Swift', '~> 1.8'
     s.dependency 'SQLite.swift', '~> 0.12.2' 
     s.dependency 'libzcashlc', '0.0.3'