Merge pull request #354 from marcusasplund/snyk-upgrade-a28867ccfa48a56f2eea0ecb1d43e2cb

[Snyk] Upgrade rxjs from 5.5.6 to 5.5.12

Author: marcusasplund

package.json

@@ -32,7 +32,7 @@
     "ionic-angular": "3.9.2",
     "ionic-plugin-keyboard": "2.2.1",
     "ionicons": "3.0.0",
-    "rxjs": "5.5.6",
+    "rxjs": "5.5.12",
     "sw-toolbox": "3.6.0",
     "zone.js": "0.10.3"
   },