force 1.3.4 because they suddenly deprecated .load

Author: JeremyGamer13

package.json

@@ -31,7 +31,7 @@
     "lodash.bindall": "4.4.0",
     "lodash.omit": "4.5.0",
     "minilog": "3.1.0",
-    "opentype.js": "^1.3.4",
+    "opentype.js": "1.3.4",
     "parse-color": "1.0.0",
     "prop-types": "^15.5.10"
   },