Add suspend and resume to managed files

Frameworks/Account/Account.swift

@@ -410,11 +410,20 @@ public final class Account: DisplayNameProvider, UnreadCountProvider, Container,
 		delegate.suspend()
 		database.suspend()
 		save()
+		metadataFile.suspend()
+		webFeedMetadataFile.suspend()
+		opmlFile.suspend()
 	}
 
 	public func resume() {
 		database.resume()
 		delegate.resume()
+		metadataFile.resume()
+		webFeedMetadataFile.resume()
+		opmlFile.resume()
+		metadataFile.load()
+		webFeedMetadataFile.load()
+		opmlFile.load()
 	}
 
 	public func save() {

Frameworks/Account/AccountMetadataFile.swift

@@ -35,6 +35,14 @@ final class AccountMetadataFile {
 		managedFile.saveIfNecessary()
 	}
 	
+	func suspend() {
+		managedFile.suspend()
+	}
+	
+	func resume() {
+		managedFile.resume()
+	}
+	
 }
 
 private extension AccountMetadataFile {

Frameworks/Account/OPMLFile.swift

@@ -36,6 +36,14 @@ final class OPMLFile {
 		managedFile.saveIfNecessary()
 	}
 	
+	func suspend() {
+		managedFile.suspend()
+	}
+	
+	func resume() {
+		managedFile.resume()
+	}
+	
 }
 
 private extension OPMLFile {

Frameworks/Account/WebFeedMetadataFile.swift

@@ -35,6 +35,14 @@ final class WebFeedMetadataFile {
 		managedFile.saveIfNecessary()
 	}
 	
+	func suspend() {
+		managedFile.suspend()
+	}
+	
+	func resume() {
+		managedFile.resume()
+	}
+	
 }
 
 private extension WebFeedMetadataFile {