[TASK] Update CKEditor from 4.7.2 to 4.9.1

Update CKEditor to the lastest version that fixes a lot of bugs.

Release notes:
https://ckeditor.com/cke4/release-notes
https://ckeditor.com/cke4/release/CKEditor-4.7.3
https://ckeditor.com/cke4/release/CKEditor-4.8.0
https://ckeditor.com/cke4/release/CKEditor-4.9.0
https://ckeditor.com/cke4/release/CKEditor-4.9.1

@types/ckeditor has also been updated

Following commands were used to update dependencies:
- yarn add ckeditor@4.9.1 -E -D
- yarn add @types/ckeditor@0.0.46 -E -D

Resolves: #84565
Releases: master
Change-Id: I47f81e1ecafb06770e18ac83cbe2a15e904623dd
Reviewed-on: https://review.typo3.org/56488
Tested-by: TYPO3com <no-reply@typo3.com>
Reviewed-by: Susanne Moog <susanne.moog@typo3.org>
Tested-by: Susanne Moog <susanne.moog@typo3.org>
Reviewed-by: Stefan Neufeind <typo3.neufeind@speedpartner.de>
Tested-by: Stefan Neufeind <typo3.neufeind@speedpartner.de>

Build/package.json

@@ -10,7 +10,7 @@
   "devDependencies": {
     "@claviska/jquery-minicolors": "^2.2.6",
     "@types/bootstrap": "^3.3.34",
-    "@types/ckeditor": "0.0.38",
+    "@types/ckeditor": "0.0.46",
     "@types/imagesloaded": "^4.1.1",
     "@types/jasmine": "^2.5.53",
     "@types/jquery": "2.0.47",
@@ -23,7 +23,7 @@
     "bootstrap-sass": "^3.3.7",
     "bootstrap-slider": "^9.7.3",
     "chosen-js": "^1.7.0",
-    "ckeditor": "^4.7.2",
+    "ckeditor": "4.9.1",
     "codemirror": "^5.30.0",
     "cropper": "^2.3.4",
     "d3": "^4.10.0",

Build/yarn.lock

@@ -14,9 +14,9 @@
   dependencies:
     "@types/jquery" "*"
 
-"@types/ckeditor@0.0.38":
-  version "0.0.38"
-  resolved "https://registry.yarnpkg.com/@types/ckeditor/-/ckeditor-0.0.38.tgz#166fdf37ba60ba2c44f21e5bab84f4eae83d27c0"
+"@types/ckeditor@0.0.46":
+  version "0.0.46"
+  resolved "https://registry.yarnpkg.com/@types/ckeditor/-/ckeditor-0.0.46.tgz#9ab258c8344f3ff8a8847069dbab11fd5210bd61"
 
 "@types/imagesloaded@^4.1.1":
   version "4.1.1"
@@ -579,9 +579,9 @@ circular-json@^0.3.1:
   version "0.3.3"
   resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.3.tgz#815c99ea84f6809529d2f45791bdf82711352d66"
 
-ckeditor@^4.7.2:
-  version "4.8.0"
-  resolved "https://registry.yarnpkg.com/ckeditor/-/ckeditor-4.8.0.tgz#5d450fa02a68d5a143cf5619754fbf0c04cad426"
+ckeditor@4.9.1:
+  version "4.9.1"
+  resolved "https://registry.yarnpkg.com/ckeditor/-/ckeditor-4.9.1.tgz#d73adb42f7235f4030ab837e8aee9882d9107e89"
 
 clean-css@^4.x:
   version "4.1.9"

typo3/sysext/rte_ckeditor/Resources/Public/JavaScript/Contrib/lang/_translationstatus.txt

@@ -1,4 +1,4 @@
-Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
 For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
 
 af.js      Found: 62 Missing: 4

typo3/sysext/rte_ckeditor/Resources/Public/JavaScript/Contrib/plugins/a11yhelp/dialogs/lang/_translationstatus.txt

@@ -1,4 +1,4 @@
-Copyright (c) 2003-2017, CKSource - Frederico Knabben. All rights reserved.
+Copyright (c) 2003-2018, CKSource - Frederico Knabben. All rights reserved.
 For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
 
 cs.js      Found: 30 Missing: 0