App needs MVP

Hello guys!! For better code structuring Make sure you follow MVP (Model View Presenter).

Learn Here
https://github.com/konmik/konmik.github.io/wiki/Introduction-to-Model-View-Presenter-on-Android
https://code.tutsplus.com/tutorials/an-introduction-to-model-view-presenter-on-android--cms-26162

**Note :** Intended only for future implementation of NIMBUS app.
