Large update for all components

reorganization, linting, updating file imports, consolidation
warning: there will be errors in this commit
todo: update webpack, add missing styles, scss files, consolidate the rest of components within features/*

app/javascript/gabsocial/containers/loading_bar_container.js

@@ -0,0 +1,7 @@
+import LoadingBar from 'react-redux-loading-bar';
+
+const mapStateToProps = (state, ownProps) => ({
+  loading: state.get('loadingBar')[ownProps.scope || 'default'],
+});
+
+export default connect(mapStateToProps)(LoadingBar.WrappedComponent);