add new icon licence

add new icon licence and copyright info in the svg file

resources/icons/luppp.svg

@@ -70,7 +70,7 @@
      inkscape:pageopacity="0.0"
      inkscape:pageshadow="2"
      inkscape:zoom="11.2"
-     inkscape:cx="14.849949"
+     inkscape:cx="-5.4179081"
      inkscape:cy="11.98911"
      inkscape:document-units="mm"
      inkscape:current-layer="layer1"
@@ -94,7 +94,30 @@
         <dc:type
            rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
         <dc:title></dc:title>
+        <dc:date>2017</dc:date>
+        <dc:creator>
+          <cc:Agent>
+            <dc:title>Timothée Giet</dc:title>
+          </cc:Agent>
+        </dc:creator>
+        <cc:license
+           rdf:resource="http://creativecommons.org/licenses/by-sa/4.0/" />
       </cc:Work>
+      <cc:License
+         rdf:about="http://creativecommons.org/licenses/by-sa/4.0/">
+        <cc:permits
+           rdf:resource="http://creativecommons.org/ns#Reproduction" />
+        <cc:permits
+           rdf:resource="http://creativecommons.org/ns#Distribution" />
+        <cc:requires
+           rdf:resource="http://creativecommons.org/ns#Notice" />
+        <cc:requires
+           rdf:resource="http://creativecommons.org/ns#Attribution" />
+        <cc:permits
+           rdf:resource="http://creativecommons.org/ns#DerivativeWorks" />
+        <cc:requires
+           rdf:resource="http://creativecommons.org/ns#ShareAlike" />
+      </cc:License>
     </rdf:RDF>
   </metadata>
   <g