Update version number on frontend (#730)

* Update version number on frontend

- add verion to download packet
- add verison to side panel
- update snaphots
- add version to constant file

* Add minor UI changes from QA

- adjust copy in download package
- update tests

* Refactor all intl code and will add page tests

- remove all copy app wide and place into respective data/copy folder
- adds tests for each page
- allow product to make copy changes in one place
- prepare for spanish language effort

client/src/components/MapLegend/index.tsx

@@ -2,7 +2,7 @@ import React from 'react';
 import {useIntl} from 'gatsby-plugin-intl';
 
 import * as styles from './mapLegend.module.scss';
-import * as constants from '../../data/constants';
+import * as EXPLORE_COPY from '../../data/copy/explore';
 
 const MapLegend = () => {
   const intl = useIntl();
@@ -11,10 +11,10 @@ const MapLegend = () => {
       <div className={styles.colorSwatch} />
       <div>
         <h4>
-          {intl.formatMessage(constants.EXPLORE_TOOL_PAGE_TEXT.PRIORITY_LABEL)}
+          {intl.formatMessage(EXPLORE_COPY.LEGEND.PRIORITY_LABEL)}
         </h4>
         <p className={'secondary'}>
-          {intl.formatMessage(constants.EXPLORE_TOOL_PAGE_TEXT.PRIORITY_DESCRIPT)}
+          {intl.formatMessage(EXPLORE_COPY.LEGEND.PRIORITY_DESCRIPT)}
         </p>
       </div>
     </div>