Test case for #948: focus event isn't sent to 1st window after window with new-instance is opened
test case for setting file input value
Merge pull request #954 from kingFighter/window

Test case for #948:
add #933 (focus) to (manual) test cases
fix the crash caused by node test part
not using tcmalloc on OSX
Merge pull request #958 from richardcypher/focus

[test]add #933 (focus) to (manual) test cases
Merge pull request #959 from richardcypher/fixcrash

[test]fix the crash caused by node test part
Merge pull request #955 from richardcypher/fileinput

[test]test case for setting file input value