Merge pull request #4985 from LLK/greenkeeper/react-modal-3.9.1

Update react-modal to the latest version 

package-lock.json

@@ -10502,15 +10502,15 @@
       "dev": true
     },
     "react-modal": {
-      "version": "3.6.1",
-      "resolved": "https://registry.npmjs.org/react-modal/-/react-modal-3.6.1.tgz",
-      "integrity": "sha512-vAhnawahH1fz8A5x/X/1X20KHMe6Q0mkfU5BKPgKSVPYhMhsxtRbNHSitsoJ7/oP27xZo3naZZlwYuuzuSO1xw==",
+      "version": "3.9.1",
+      "resolved": "https://registry.npmjs.org/react-modal/-/react-modal-3.9.1.tgz",
+      "integrity": "sha512-k+TUkhGWpIVHLsEyjNmlyOYL0Uz03fNZvlkhCImd1h+6fhNgTi6H6jexVXPVhD2LMMDzJyfugxMN+APN/em+eQ==",
       "dev": true,
       "requires": {
         "exenv": "^1.2.0",
         "prop-types": "^15.5.10",
         "react-lifecycles-compat": "^3.0.0",
-        "warning": "^3.0.0"
+        "warning": "^4.0.3"
       }
     },
     "react-popover": {
@@ -13644,9 +13644,9 @@
       }
     },
     "warning": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/warning/-/warning-3.0.0.tgz",
-      "integrity": "sha1-MuU3fLVy3kqwR1O9+IIcAe1gW3w=",
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/warning/-/warning-4.0.3.tgz",
+      "integrity": "sha512-rpJyN222KWIvHJ/F53XSZv0Zl/accqHR8et1kpaMTD/fLCRxtV8iX8czMzY7sVZupTI3zcUTg8eycS2kNF9l6w==",
       "dev": true,
       "requires": {
         "loose-envify": "^1.0.0"

package.json

@@ -91,7 +91,7 @@
     "react-draggable": "3.0.5",
     "react-ga": "2.5.3",
     "react-intl": "2.9.0",
-    "react-modal": "3.6.1",
+    "react-modal": "3.9.1",
     "react-popover": "0.5.10",
     "react-redux": "5.0.7",
     "react-responsive": "5.0.0",