[Issue #3] Flux 0.4.0
- Adds Flux to the Sortiz\Tools namespace
- Implements PSR-2 Compliance (Tabs over Spaces)
- Updates version number on Flux and this readme file
- Updates the class instantiation with fully qualified class name on example.php
- Adds references to other repos that have ported flux
- Addresses concerns outlined in [Issue #3](https://github.com/selvinortiz/flux/issues/3)