It only affirms that you have all the rights on the code and that you are not liable if someone does something with it. What's missing is the part that actually gives other people rights to do stuff with it. Compare the MIT license, which has a middle bit doing so, between the copyright and the liability parts.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: which I don't see in your files?
To me it seems like you left all the bits that allow other people to do things out.