Added donation info

source/docs/contributor_guide.md

@@ -3,6 +3,18 @@ id: contributor_guide
 title: Contributor Guide
 ---
 
+# How to help with funding
+
+We have a donation box set up at address 0x6CC55c39f51a2Da7D2DB5F2c4AAD133eb1418C4f.
+
+We use funds from donations to:
+
+- fund bounties
+- fund audits of our production code
+- fund hardware on which to build Nimbus for you, from Raspberry Pis to feature phones
+
+If you'd like to donate a conditional amount, i.e. one that depends on a certain milestone or deadline, please [get in touch](mailto:bruno@status.im).
+
 # How To Get Involved with Nimbus' development 
 
 - look around [the repo](https://github.com/status-im/nimbus), especially the [open issues](https://github.com/status-im/nimbus/issues)

themes/navy/layout/partial/footer.swig

@@ -6,12 +6,12 @@
                 <div class="footer-table__column">
                   <p class="footer-header">Social links</p>
                   <ul class="footer-list">
-                    <li class="footer-link footer-link--fb"><a href="https://www.facebook.com/ethstatus" target="_blank"><span class="footer-icon"></span><span class="footer-link-label">Facebook</span></a></li>
                     <li class="footer-link footer-link--tw"><a href="https://twitter.com/ethnimbus" target="_blank"><span class="footer-icon"></span><span class="footer-link-label">Twitter</span></a></li>
                     <li class="footer-link footer-link--ri"><a href="https://chat.status.im/#/register" target="_blank"><span class="footer-icon"></span><span class="footer-link-label">Riot</span></a></li>
                     <li class="footer-link footer-link--gh"><a href="https://github.com/status-im/nimbus" target="_blank"><span class="footer-icon"></span><span class="footer-link-label">Github</span></a></li>
                     <li class="footer-link footer-link--rd"><a href="https://www.reddit.com/r/statusim/" target="_blank"><span class="footer-icon"></span><span class="footer-link-label">Reddit</span></a></li>
                     <li class="footer-link footer-link--yt"><a href="https://www.youtube.com/statusim" target="_blank"><span class="footer-icon"></span><span class="footer-link-label">YouTube</span></a></li>
+                    <li class="footer-link"><a href="https://etherscan.io/address/0x6CC55c39f51a2Da7D2DB5F2c4AAD133eb1418C4f" target="_blank"><span class="footer-icon"></span><span class="footer-link-label">Donate to 0x6CC55c39f51a2Da7D2DB5F2c4AAD133eb1418C4f</span></a></li>
                   </ul>
                 </div>