Merge pull request #5 from defold/issue-3157

Update ext.properties

Author: vlaaad

fontgen/ext.properties

@@ -1,8 +1,15 @@
 [fontgen]
+group = Runtime
+help = FontGen extension settings
+
 sdf_base_padding.type = integer
 sdf_base_padding.help = The base padding when generating sdf glyphs. [0-255]
 sdf_base_padding.default = 3
+sdf_base_padding.minimum = 0
+sdf_base_padding.maximum = 255
 
 sdf_edge_value.type = integer
 sdf_edge_value.help = The on edge when generating sdf glyphs. [0-255]
 sdf_edge_value.default = 190
+sdf_edge_value.minimum = 0
+sdf_edge_value.maximum = 255