Merge pull request 'add license' (#104) from fix-103 into develop

Reviewed-by: 郭明月 <guomy@pcl.ac.cn>

modules/templates/helper.go

@@ -737,7 +737,7 @@ func categories() []string {
 }
 
 func licenses() []string {
-	return []string{"MIT", "GPL", "GFDL", "Apache 2.0", "CC BY 2.0", "CC BY 3.0", "CC BY-SA 3.0", "CC BY-SA 4.0", "CC0: Public Domain", "CDLA Permissive 1.0", "Open Database License", "Research or commercial", "Research and commercial", "Creative Commons CC BY 3.0", "Creative Commons CC BY 4.0", "Creative Commons Attribution 3.0", "Creative Commons Attribution 4.0", "GNU Free Documentation License", "Creative Commons Attribution (CC-BY) license", "Creative Commons Attribution 3.0 Unported License", "Creative Commons Attribution-NoDerivatives 4.0 International License", "Creative Commons CC BY 4.0"}
+	return []string{"MIT", "GPL", "GFDL", "Apache 2.0", "CC BY 2.0", "CC BY 3.0", "CC BY-SA 3.0", "CC BY-SA 4.0", "CC0: Public Domain", "CDLA Permissive 1.0", "Open Database License", "Research or commercial", "Research and commercial", "Creative Commons CC BY 3.0", "Creative Commons CC BY 4.0", "Creative Commons Attribution 3.0", "Creative Commons Attribution 4.0", "GNU Free Documentation License", "Creative Commons Attribution (CC-BY) license", "Creative Commons Attribution 3.0 Unported License", "Creative Commons Attribution-NoDerivatives 4.0 International License", "Creative Commons CC BY 4.0", "Non-commercial"}
 }
 
 // Dataset tasks