Update gscan

Author: minimaluminium

package.json

@@ -50,7 +50,7 @@
         "autoprefixer": "10.2.5",
         "beeper": "2.1.0",
         "cssnano": "4.1.10",
-        "gscan": "4.0.0",
+        "gscan": "4.10.1",
         "gulp": "4.0.2",
         "gulp-concat": "2.6.1",
         "gulp-livereload": "4.0.2",
@@ -91,29 +91,47 @@
         "custom": {
             "title_font": {
                 "type": "select",
-                "options": ["Modern sans-serif", "Elegant serif"],
+                "options": [
+                    "Modern sans-serif",
+                    "Elegant serif"
+                ],
                 "default": "Modern sans-serif"
             },
             "body_font": {
                 "type": "select",
-                "options": ["Modern sans-serif", "Elegant serif"],
+                "options": [
+                    "Modern sans-serif",
+                    "Elegant serif"
+                ],
                 "default": "Elegant serif"
             },
             "publication_cover_style": {
                 "type": "select",
-                "options": ["None", "Medium", "Large"],
+                "options": [
+                    "None",
+                    "Medium",
+                    "Large"
+                ],
                 "default": "Medium",
                 "group": "homepage"
             },
             "feed_layout": {
                 "type": "select",
-                "options": ["Dynamic grid", "Simple grid", "List"],
+                "options": [
+                    "Dynamic grid",
+                    "Simple grid",
+                    "List"
+                ],
                 "default": "Dynamic grid",
                 "group": "homepage"
             },
             "color_scheme": {
                 "type": "select",
-                "options": ["Light", "Dark", "Auto"],
+                "options": [
+                    "Light",
+                    "Dark",
+                    "Auto"
+                ],
                 "default": "Light"
             },
             "header_button_background": {
@@ -122,18 +140,29 @@
             },
             "header_button_text_color": {
                 "type": "select",
-                "options": ["Light", "Dark"],
+                "options": [
+                    "Light",
+                    "Dark"
+                ],
                 "default": "Dark"
             },
             "post_image_width": {
                 "type": "select",
-                "options": ["Wide", "Full", "Small"],
+                "options": [
+                    "Wide",
+                    "Full",
+                    "Small"
+                ],
                 "default": "Wide",
                 "group": "post"
             },
             "email_signup_for_logged_out_visitors": {
                 "type": "select",
-                "options": ["Footer", "Bottom of post", "None"],
+                "options": [
+                    "Footer",
+                    "Bottom of post",
+                    "None"
+                ],
                 "default": "Footer",
                 "group": "post"
             },