Add support for DeveloperCertificates

Sources/SwiftyProvisioningProfile/Model/DeveloperCertificate.swift

@@ -0,0 +1,32 @@
+//
+//  DeveloperCertificate.swift
+//  SwiftyProvisioningProfile
+//
+//  Created by Sherlock, James on 13/05/2018.
+//
+
+import Foundation
+
+public struct DeveloperCertificate: Codable, Equatable {
+
+    public let data: Data
+
+    // MARK: - Codable
+
+    public init(from decoder: Decoder) throws {
+        let container = try decoder.singleValueContainer()
+        data = try container.decode(Data.self)
+    }
+
+    public func encode(to encoder: Encoder) throws {
+        var container = encoder.singleValueContainer()
+        try container.encode(data)
+    }
+
+    // MARK: - Convenience
+
+    public var base64Encoded: String {
+        return data.base64EncodedString()
+    }
+
+}

Sources/SwiftyProvisioningProfile/Model/ProvisioningProfile.swift

@@ -12,6 +12,7 @@ public struct ProvisioningProfile: Codable {
         case applicationIdentifierPrefixs = "ApplicationIdentifierPrefix"
         case creationDate = "CreationDate"
         case platforms = "Platform"
+        case developerCertificates = "DeveloperCertificates"
         case expirationDate = "ExpirationDate"
         case name = "Name"
         case provisionedDevices = "ProvisionedDevices"
@@ -34,6 +35,9 @@ public struct ProvisioningProfile: Codable {
     /// The platforms in which this profile is compatible with
     public var platforms: [String]
 
+    /// The array of Base64 encoded developer certificates
+    public var developerCertificates: [DeveloperCertificate]
+
     /// The date in which this profile will expire
     public var expirationDate: Date