Update NF verbiage

Author: bryevdv

_includes/sponsor.html

@@ -52,14 +52,24 @@
 
 <p>
     If your company uses Bokeh and is able to sponsor the project, please contact
-    <a href="[email protected]">[email protected]</a>. If you are a user who appreciates Bokeh and want to support our
-    mission, please consider <a href="https://numfocus.org/donate-to-bokeh">making a donation</a> to
-    support our efforts.
+    <a href="[email protected]">[email protected]</a>. If you are a user who appreciates Bokeh and wants to support
+    our mission, please consider <a href="https://numfocus.org/donate-to-bokeh">making a donation</a> to
+    assist our efforts.
 </p>
 
 <p>
     Bokeh was initially developed with funding from the <a href="//www.darpa.mil/program/xdata">DARPA XDATA Program</a>,
-    and subsequently with support from <a href="//anaconda.com/">Anaconda, Inc</a>. Bokeh is now a fiscally sponsored
-    project of <a href="//numfocus.org/">NumFOCUS</a>, a nonprofit dedicated to supporting the open source scientific
-    computing community.
+    and subsequently with support from <a href="//anaconda.com/">Anaconda, Inc</a>. 
+</p>
+
+<p>
+    Today, Bokeh is a Sponsored Project of NumFOCUS, a 501(c)(3) nonprofit charity in the United States. NumFOCUS
+    provides Bokeh with fiscal, legal, and administrative support to help ensure the health and sustainability of
+    the project. Visit <a href="https://numfocus.org/">numfocus.org</a> for more information.
+</p>
+
+<p>
+    Donations to Bokeh are managed by NumFOCUS. For donors in the United States, your gift is tax-deductible to
+    the extent provided by law. As with any donation, you should consult with your tax adviser about your particular
+    tax situation.
 </p>