wagtail-react-streamfield compatibility

Fixes labd#117

wagtailstreamforms/blocks.py

@@ -8,12 +8,8 @@
 
 
 class InfoBlock(blocks.CharBlock):
-    def render_form(self, value, prefix="", errors=None):
-        field = self.field
-        shown_value = value if value else field.help_text
-        return mark_safe(
-            '<div style="margin-top:5px;padding:0.9em 1.2em;">%s</div>' % shown_value
-        )
+    def render_form(self, value, **kwargs):
+        return super().render_form(value if value else self.field.help_text, **kwargs)
 
 
 class FormChooserBlock(blocks.ChooserBlock):