Merge pull request #2533 from Microsoft/ignoreProjectOutput

Ignore projectoutput folder since this will be deleted by jake command

Author: yuit

.gitignore

@@ -21,6 +21,7 @@ tests/services/baselines/local/*
 tests/baselines/prototyping/local/*
 tests/baselines/rwc/*
 tests/baselines/test262/*
+tests/baselines/local/projectOutput/*
 tests/services/baselines/prototyping/local/*
 tests/services/browser/typescriptServices.js
 scripts/processDiagnosticMessages.d.ts