4a240c908dfcac2d3a4d37032d2c2adb411c74ad
adding gitignore
cf1c08a8e0acded9391205360bcdcdb1c2e2e52d
removing unecessary dependencies
5bcc52d0c3fe11b9f9a4a85fea0074f31d194545
add_existing_scopes :this, :that
49890673aef1adbfb8f920314d785072439d6402
fixing add existing scopes to exclude when no key is given, but include if value is nil
aee7254d17b4286786113b9f07a122ef51414bbb
adding test
f66d207fc1b1df6c5a4e653c2184d1f14e8c9f29
fixing usage