Added react-content-loader node package

• Added:
- react-content-loader node package

package.json

@@ -132,6 +132,7 @@
     "query-string": "^6.12.1",
     "rails-ujs": "^5.2.3",
     "react": "^16.7.0",
+    "react-content-loader": "^5.1.0",
     "react-datepicker": "^2.9.6",
     "react-dom": "^16.7.0",
     "react-hotkeys": "^1.1.4",

yarn.lock

@@ -7696,6 +7696,11 @@ raw-body@2.4.0:
     iconv-lite "0.4.24"
     unpipe "1.0.0"
 
+react-content-loader@^5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/react-content-loader/-/react-content-loader-5.1.0.tgz#7da2b75aefcdb2571df88ddc61a6f76a413ff616"
+  integrity sha512-80t5SYxLCXDvpaRRH/p4tV8RGGPBM7YAWwA+mARCJWRj4IkcEnJxkPGboBENgkBmyG4xsMAsa/dgy93DXoQ1dA==
+
 react-datepicker@^2.9.6:
   version "2.15.0"
   resolved "https://registry.yarnpkg.com/react-datepicker/-/react-datepicker-2.15.0.tgz#1e182699f1fd96b96080d0b6c294c6dc383117a0"