Fix failing Feedly tests.

Frameworks/Account/AccountTests/Feedly/FeedlyOperationTests.swift

@@ -102,6 +102,7 @@ class FeedlyOperationTests: XCTestCase {
 	func testOperationCancellationFlags() {
         let testOperation = TestOperation()
 		testOperation.didCallMainExpectation = expectation(description: "Did Call Main")
+		testOperation.didCallMainExpectation?.isInverted = true
 		
 		let completionExpectation = expectation(description: "Operation Completed")
 		testOperation.completionBlock = {

Frameworks/Account/AccountTests/Feedly/FeedlySyncAllOperationTests.swift

@@ -67,11 +67,13 @@ class FeedlySyncAllOperationTests: XCTestCase {
 		}
 		
 		let syncCompletionExpectation = expectation(description: "Did Finish Sync")
+		syncCompletionExpectation.isInverted = true
 		syncAll.syncCompletionHandler = { result in
 			switch result {
 			case .success:
-				XCTFail("Expected failure.")
+				XCTFail("Sync operation was cancelled, not successful.")
 			case .failure:
+				XCTFail("Sync operation should cancel silently.")
 				break
 			}
 			syncCompletionExpectation.fulfill()

Frameworks/Account/Feedly/Operations/FeedlySyncAllOperation.swift

@@ -97,6 +97,9 @@ final class FeedlySyncAllOperation: FeedlyOperation {
 		super.cancel()
 		
 		didFinish()
+		
+		// Operation should silently cancel.
+		syncCompletionHandler = nil
 	}
 	
 	override func main() {