add rakefile with basic tasks
(cherry picked from commit 06bf7a510fea94a9f0e41e2b54107bc36d447200)
Updated Gemfile to use refactor knife-windows
(cherry picked from commit 079645ca99236b660e6ad57d2b219e24133df8a4)
Fixed typo in Gemfile
(cherry picked from commit 80b94cc589d72fda74d39a204d370af31549ff0d)
Updated Gemfile
(cherry picked from commit be34fadb57aa71a3a8fa366799fd72259f62e160)
Updated Gemfile to add rake gem