updated bower components

- updated bootstrap-datepicker to 1.9.0
- updated chart.js to 1.1.1
- updated ckeditor to 4.12.1
- updated jquery to 3.4.1
- updated raphael to 2.2.7
- updated select2 to 4.0.8

bower_components/raphael/.bower.json

@@ -1,6 +1,6 @@
 {
   "name": "raphael",
-  "main": "raphael.min.js",
+  "main": "raphael.js",
   "description": "JavaScript Vector Library",
   "dependencies": {
     "eve-raphael": "0.5.0"
@@ -33,12 +33,12 @@
     "reference.js"
   ],
   "homepage": "https://github.com/DmitryBaranovskiy/raphael",
-  "version": "2.2.7",
-  "_release": "2.2.7",
+  "version": "2.2.8",
+  "_release": "2.2.8",
   "_resolution": {
     "type": "version",
-    "tag": "v2.2.7",
-    "commit": "f17a2a397af7790c8cb7313a8d3d105cb44e7f4a"
+    "tag": "v2.2.8",
+    "commit": "6f9a07d8fb8f54c891450d3e28120ce57fe8d30b"
   },
   "_source": "https://github.com/DmitryBaranovskiy/raphael.git",
   "_target": ">= 2.0",