Upgrade tinymce to 4.9.0 (from 4.8.5)

Author: bdukes

package.json

@@ -71,7 +71,7 @@
     "swiper": "4.4.2",
     "systemjs": "2.1.1",
     "tableexport": "5.0.5",
-    "tinymce": "4.8.5",
+    "tinymce": "4.9.0",
     "tota11y": "0.1.6",
     "underscore": "1.9.1",
     "unitegallery": "1.7.28",

yarn.lock

@@ -5057,10 +5057,10 @@ tiny-emitter@^2.0.0:
   resolved "https://registry.yarnpkg.com/tiny-emitter/-/tiny-emitter-2.0.2.tgz#82d27468aca5ade8e5fd1e6d22b57dd43ebdfb7c"
   integrity sha512-2NM0auVBGft5tee/OxP4PI3d8WItkDM+fPnaRAVo6xTDI2knbz9eC5ArWGqtGlYqiH3RU5yMpdyTTO7MguC4ow==
 
-tinymce@4.8.5:
-  version "4.8.5"
-  resolved "https://registry.yarnpkg.com/tinymce/-/tinymce-4.8.5.tgz#a80ea66c4f90078bd93625b0f0914a4f774e0af3"
-  integrity sha512-1V6+PxP5Kp8H/Kuf+EOe6vyrtj1Dlj98q33DgiKGoGPTmbcQaVZWiT+lhqj8ICXKVLV3YxAieOJyJXai4SLHQg==
+tinymce@4.9.0:
+  version "4.9.0"
+  resolved "https://registry.yarnpkg.com/tinymce/-/tinymce-4.9.0.tgz#29589a368c463db6deb5e3981f71e48e88753f7f"
+  integrity sha512-hrPeCLXY/sVCo3i64CTW8P5xbDiEI8Uii/vWpcmQWAMhex6GWWd2U+L8WIMj5tKKGdfcIQAJfpfQthc/92bcKw==
 
 titleize@^1.0.0:
   version "1.0.0"