translation system

[HossamSamir]

translation system

[khalidahmedshalabi]

Done, it fetches data from local storage now. When backend is done, I will remove these comments:

• https://github.com/khalidahmedshalabi/RosnamahApp/blob/master/utils/Network.js#L57
• https://github.com/khalidahmedshalabi/RosnamahApp/blob/master/redux/LangRedux.js#L38
• https://github.com/khalidahmedshalabi/RosnamahApp/blob/master/redux/LangRedux.js#L42