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"