Implemented Redux

[amjedidiah]

Description

Implemented redux.
Created a redux folder for action creators and reducers.

Added support for redux dev tools browser extension to view states in the browser.

Installed redux-promise-middleware for handling async action creators

List of Dependencies

• redux
• react-redux
• redux-promise-middleware
• redux-logger
• redux-devtools-extension

All pull requests should be related to open issues. Indicate the issue(s) bellow and remove this line:
Closes #21

How Has This Been Tested?

• Lint testing
• Unit testing on app component with jest-enzyme

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented on my code, particularly in hard-to-understand areas
• I have added necessary inline code documentation
• I have added tests that prove my fix is effective and that this feature works
• New and existing unit tests pass locally with my changes