[Tooling] Include Paw HTTP client

@mittsh Please let me know if you would prefer a different icon. I pulled the (Paw Logo Dark) from your PR kit, seemed to look better here:

![screen shot 2014-12-02 at 22 42 59](https://cloud.githubusercontent.com/assets/44164/5271472/e2a9b502-7a74-11e4-9a6c-2c3e7c3cf46a.png)
![screen shot 2014-12-02 at 22 42 45](https://cloud.githubusercontent.com/assets/44164/5271473/e2ce68ca-7a74-11e4-9b0d-7b5a0a51c5e6.png)

/cc @zdne