Merge pull request #95 from chennan47/develop

small fix
Merge pull request #96 from chennan47/develop

delete file tests fix
Merge pull request #97 from chennan47/develop

Develop
Merge pull request #98 from chennan47/develop

datetime change from utcnow to now
Merge pull request #99 from chennan47/develop

project wiki test fixed
add contributor tests all updated