card_fields rewrite and magic-modules.mse-include (#21)

Overhauls the card_fields file to allow for template designers more freedom in manipulating data.

Adds magic-modules.mse-include, a large scale include file for building templates in a standardized way. Applying this to existing frames will be coming in future updates.

data/magic-m15-showcase-kaldheim-dfc.mse-style/style

@@ -35,6 +35,24 @@ card dpi: 150
 ####### images from digiman
 ############################################################## Extra scripts
 init script:
+	faces_coordinates := {
+		[
+			[
+				left: 0,
+				top: 0,
+				width: 375,
+				height: 523
+			],
+			[
+				left: 377,
+				top: 0,
+				width: 375,
+				height: 523
+			]
+		]
+	}
+	card_shape := { "transform double faced" }
+	
 	# Load scripts for image box
 	include file: /magic-default-image.mse-include/scripts