Commented Unassigned: Coverage crashes when requireJS asks for a missing module [261]

That's a bug. I explicitely want to test a missing module so I can test the require.onError method :)

```
: System.AggregateException: One or more errors occurred. ---> System.IO.FileNotFoundException: Could not find file 'c:\temp\some-missing-module.js'.
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
at System.IO.StreamReader..ctor(String path, Encoding encoding, Boolean detectEncodingFromByteOrderMarks, Int32 bufferSize, Boolean checkHost)
at System.IO.StreamReader..ctor(String path, Encoding encoding)
at System.IO.File.InternalReadAllLines(String path, Encoding encoding)
at System.IO.File.ReadAllLines(String path)
at Chutzpah.Wrappers.FileSystemWrapper.GetLines(String path)
at Chutzpah.Coverage.BlanketJsCoverageEngine.DeserializeCoverageObject(String json, TestContext testContext)
at Chutzpah.TestCaseStreamReader.ReadFromStream(StreamReader stream, TestContext testContext, TestOptions testOptions, ITestMethodRunnerCallback callback, Boolean debugEnabled)
at Chutzpah.TestCaseStreamReader.<>c__DisplayClass1.<Read>b__0()
at System.Threading.Tasks.Task`1.InnerInvoke()
at System.Threading.Tasks.Task.Execute()
--- End of inner exception stack trace ---
at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
at System.Threading.Tasks.Task`1.GetResultCore(Boolean waitCompletionNotification)
at System.Threading.Tasks.Task`1.get_Result()
at Chutzpah.TestCaseStreamReader.Read(ProcessStream processStream, TestOptions testOptions, TestContext testContext, ITestMethodRunnerCallback callback, Boolean debugEnabled)
at Chutzpah.TestRunner.<>c__DisplayClassc.<InvokeTestRunner>b__b(ProcessStream processStream)
at Chutzpah.ProcessHelper.RunExecutableAndProcessOutput[T](String exePath, String arguments, Func`2 streamProcessor)
at Chutzpah.TestRunner.InvokeTestRunner(String headlessBrowserPath, TestOptions options, TestContext testContext, TestExecutionMode testExecutionMode, ITestMethodRunnerCallback callback)
at Chutzpah.TestRunner.<>c__DisplayClass3.<ExecuteTestContexts>b__2(TestContext testContext)
---> (Inner Exception #0) System.IO.FileNotFoundException: Could not find file 'c:\temp\some-missing-module.js'.
File name: 'c:\temp\some-missing-module.js'
```
Comments: Perhaps upgrading to the latest requireJS should not be a problem as well.