CC disclaimer.

common/creativecommons.html

@@ -0,0 +1,9 @@
+<a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/3.0/deed.en_US"><img alt="Creative Commons License"
+style="border-width:0" src="http://i.creativecommons.org/l/by-nc-sa/3.0/88x31.png" /></a><br />
+<span xmlns:dct="http://purl.org/dc/terms/" href="http://purl.org/dc/dcmitype/Dataset" property="dct:title" rel="dct:type">
+"Aulas de Ondas e Marés"</span> by <a xmlns:cc="http://creativecommons.org/ns#" href="http://ocefpaf.github.io/"
+property="cc:attributionName" rel="cc:attributionURL">Filipe Fernandes</a> is licensed under a <a rel="license"
+href="http://creativecommons.org/licenses/by-nc-sa/3.0/deed.en_US">
+Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License</a>.<br />
+Based on a work at <a xmlns:dct="http://purl.org/dc/terms/" href="http://ocefpaf.github.io/"
+rel="dct:source">http://ocefpaf.github.io/</a>.