Adding language detector as Peer Dependency, its not working inside the rollup bundle.

extensions/ohif-i18n/.gitignore

@@ -23,4 +23,4 @@ yarn-error.log*
 .idea
 
 yalc.lock
-.yalc
+.yalc

extensions/ohif-i18n/package.json

@@ -20,7 +20,8 @@
     "i18next": "^15.1.3",
     "react": "^16.0.0",
     "react-dom": "^16.0.0",
-    "react-i18next": "^10.11.0"
+    "react-i18next": "^10.11.0",
+    "i18next-browser-languagedetector": "^3.0.1"
   },
   "devDependencies": {
     "@babel/core": "^7.2.2",