Add eea.plotly

Author: tiberiuichim

sources.ini

@@ -31,4 +31,9 @@ branch = search_vocabs
 [eea.api.dataconnector]
 url = https://github.com/eea/eea.api.dataconnector.git
 pushurl = git@github.com:eea/eea.api.dataconnector.git
-branch = master
+branch = 12.0
+
+[eea.plotly]
+url = https://github.com/eea/eea.plotly.git
+pushurl = git@github.com:eea/eea.plotly.git
+branch = 1.7