Now you are able to create a new file in repository from your browser.
You are not allowed to create a file if file with same name already
exists in the repo.
Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>
Created tests and refactored some code along the way
Added stat graph util spec, refactored code
finsihed up tests and refactors
finsihed up tests and refactors