Use fontTools to set feature in binary fonts while generating var fonts.

Author: typemytype

Batch.roboFontExt/lib/variableFontGenerator/__init__.py

@@ -628,7 +628,7 @@ def _generateVariationFont(self, outPutPath):
         options.glyphOrder = self.compileGlyphOrder
         options.useMacRoman = False
         options.fdk = CurrentFDK()
-        options.generateFeaturesWithFontTools = False
+        options.generateFeaturesWithFontTools = True
 
         self.generateReport.newLine()
         self.generateReport.writeTitle("Generate TTF", "'")