This release fixes a bug in `FileWriterGeneratorStrategy` in which permissions were not correctly placed on files written to disk, and also ensures that different `$proxyOptions` passed to the various proxy factories lead to different proxy class names. Total issues resolved: **4** - [458: Release Minor Version of 2.2](https://github.com/Ocramius/ProxyManager/issues/458) thanks to @natec8 - [462: Updates FileWriterGeneratorStrategy to set permissions on the created file](https://github.com/Ocramius/ProxyManager/pull/462) thanks to @rsahlstrom - [469: `ProxyManager\Factory\AbstractBaseFactory#generateProxy()` does not use `$proxyOptions` as part of the class name signature](https://github.com/Ocramius/ProxyManager/issues/469) thanks to @Ocramius - [470: #469 ensure factory considers `proxyOptions` when generating unique class names](https://github.com/Ocramius/ProxyManager/pull/470) thanks to @Ocramius