Remove shim to remote.process

This doesn't seem to work as expected. I think it's just better to encourage
emitting an event like 'write-to-stdout' or using directly `remote.process`.

/cc: @nathansobo

src/initialize-test-window.coffee

@@ -37,10 +37,6 @@ try
   require('module').globalPaths.push(exportsPath)
   process.env.NODE_PATH = exportsPath # Set NODE_PATH env variable since tasks may need it.
 
-  # Shim process stdout and stderr so that they can be logged out to console.
-  process.stdout = remote.process.stdout
-  process.stderr = remote.process.stderr
-
   document.title = "Spec Suite"
 
   legacyTestRunner = require(getWindowLoadSettings().legacyTestRunnerPath)