[Docs] Developer Guid

[Qolzam]

• [ ] Source code organization. Architecture of React Social
• [ ] Actions
• [ ] Reducers
• [ ] Add new page menu
• [ ] The React Social Data Access Layer
• [ ] Data Validation
• [ ] Inversion of Control and Dependency Injection
• [ ] How do I register new routes?
• [ ] Possible ways to contribute
• [ ] Contributing to the documentation
• [ ] Working with source code and contributions
• [ ] Sharing your plugins, themes, and language packs
• [ ] Release Notes