Show artist in header

chordpro.json

@@ -9,6 +9,13 @@
 		"headspace"    : 40,
 		"footspace"    : 20,
 
+		"formats" : {
+			"title" : {
+				"title" :    [ "", "%{title}", "" ],
+				"subtitle" :    [ "", "%{artist}", "" ],
+			},
+		},
+
 		"fontdir" : [ "static/fonts/liberation-fonts-ttf-2.1.5/" ],
 		"fontconfig" : {
 			"serif" : {
@@ -29,9 +36,6 @@
 				"italic"      : "LiberationMono-Italic.ttf",
 				"bolditalic"  : "LiberationMono-BoldItalic.ttf"
 			},
-			"dingbats" : {
-				""            : "ZapfDingbats"
-			}
 		},
 
 		"fonts" : {
@@ -72,6 +76,7 @@
 			}
 		}
 	},
+
 	"html" : {
 		"styles" : {
 			"display" : "/chordpro.css"