Fix typo in class name "TestNSFileManger -> TestNSFileManager" (#342)

Author: aalemayhu

TestFoundation/TestNSFileManager.swift

@@ -15,9 +15,9 @@
     import SwiftXCTest
 #endif
 
-class TestNSFileManger : XCTestCase {
+class TestNSFileManager : XCTestCase {
 
-    static var allTests: [(String, TestNSFileManger -> () throws -> Void)] {
+    static var allTests: [(String, TestNSFileManager -> () throws -> Void)] {
         return [
             ("test_createDirectory", test_createDirectory ),
             ("test_createFile", test_createFile ),

TestFoundation/main.swift

@@ -32,7 +32,7 @@ XCTMain([
     testCase(TestNSDate.allTests),
     testCase(TestNSDateFormatter.allTests),
     testCase(TestNSDictionary.allTests),
-    testCase(TestNSFileManger.allTests),
+    testCase(TestNSFileManager.allTests),
     testCase(TestNSGeometry.allTests),
     testCase(TestNSHTTPCookie.allTests),
     testCase(TestNSIndexPath.allTests),