Merge pull request #617 from Yakindu/issue_616

#616: Renaming provider to statecharts.org

features/org.yakindu.sct.generator-feature/feature.xml

@@ -3,7 +3,7 @@
       id="org.yakindu.sct.generator"
       label="YAKINDU Generator All-In-One Feature"
       version="2.6.0.qualifier"
-      provider-name="yakindu.org"
+      provider-name="statecharts.org"
       plugin="org.yakindu.sct.doc.user">
 
    <description url="http://www.statecharts.org">