Update company name to Salesforce (#257)

Author: bcantoni

Diff for: docs/_includes/footer.html

@@ -3,7 +3,7 @@
     <div class="row">
         <hr class="footer-hr">
         <p>This site is open source. Suggestions and pull requests are welcome on our <a href="https://github.com/tableau/document-api-python">GitHub page</a>.</p>
-        <p><a href="https://www.tableau.com/en-us/legal" class="aLegal">LEGAL</a> <a href="https://www.tableau.com/en-us/privacy" class="aLegal">PRIVACY</a> &copy; 2003&ndash;<script>document.write(new Date().getFullYear())</script> TABLEAU SOFTWARE LLC. ALL RIGHTS RESERVED</p>
+        <p><a href="https://www.tableau.com/en-us/legal" class="aLegal">LEGAL</a> <a href="https://www.tableau.com/en-us/privacy" class="aLegal">PRIVACY</a> &copy; <script>document.write(new Date().getFullYear())</script> Salesforce, Inc.</p>
         <sub>Documentation last generated on: {{ site.time }}</sub>
     </div>
 </footer>