Changed auth cookies encryption key from hardcoded key in properties to randomly generated key retrieved and stored in key file. In this way, we don't provide a single key to the entire world (because now the key differs between installations) and the key can be copied to other installations if needed.
Merge branch 'master' of https://github.com/craftercms/profile
Merge branch 'master' of https://github.com/craftercms/profile