add map and icons pkg

src/components/AbsorbanceGraph.js

@@ -2,6 +2,7 @@ import React, { Component } from 'react';
 import * as d3 from 'd3';
 import { sgg } from 'ml-savitzky-golay-generalized';
 import axios from 'axios';
+import { FaBeer, FaInfo } from "react-icons/fa";
 
 import './DeviceGraph.css';
 
@@ -94,6 +95,7 @@ class AbsorbanceGraph extends Component {
         return (
             <div>
                 <div className='graph-card'>
+                    {/* <FaInfo /> */}
                     <div id="wavelength-graph" style={{ margin: '1em' }}>
                     </div>
                     <div className='graph-title'>wavelength vs absorbance</div>