Update base.html

Added Corporate Sponsorship in About menu and Footer per @bobpaulin 

Also removed Trademark Policy from Footer to align with #289

theme/apache/templates/base.html

@@ -149,6 +149,7 @@
               <ul class="dropdown-menu" role="menu">
                 <li><a href="/foundation/">About</a></li>
                 <li><a href="/foundation/sponsors">Our Sponsors</a></li>
+		<li><a href="/foundation/sponsorship">Corporate Sponsorship</a></li>
                 <li><a href="/foundation/individual-supporters">Individual Supporters</a></li>
                 <li><a href="/foundation/leadership">Leadership</a></li>
                 <li><a href="/foundation/members">Members</a></li>
@@ -241,7 +242,6 @@ <h5 class="white">Learn</h5>
             <li><a href="/foundation/how-it-works">How the ASF Works</a></li>
             <li><a href="/theapacheway/">The Apache Way</a></li>
             <li><a href="/legal/">Legal &amp; Trademark</a></li>
-            <li><a href="/foundation/marks/">Trademark Policy</a></li>
             <li><a href="/licenses">Licenses</a></li>
             <li><a href="/foundation/glossary">Glossary</a></li>
             <li><a href="/foundation/faq">FAQ</a></li>
@@ -268,6 +268,7 @@ <h5 class="white">About</h5>
           <ul class="list-unstyled white" role="menu">
             <li><a href="/foundation/">About</a></li>
             <li><a href="/foundation/sponsors">Our Sponsors</a></li>
+	    <li><a href="/foundation/sponsorship">Corporate Sponsorship</a></li>
             <li><a href="/foundation/individual-supporters">Individual Supporters</a></li>
             <li><a href="/foundation/leadership">Leadership</a></li>
             <li><a href="/foundation/members">Members</a></li>