Revert "Use FossifyApp class"

This reverts commit 39b680e.

Author: naveensingh

app/src/main/AndroidManifest.xml

@@ -19,7 +19,7 @@
     </queries>
 
     <application
-        android:name="org.fossify.commons.FossifyApp"
+        android:name=".App"
         android:allowBackup="true"
         android:appCategory="productivity"
         android:icon="@mipmap/ic_launcher"

app/src/main/kotlin/org/fossify/notes/App.kt

@@ -0,0 +1,11 @@
+package org.fossify.notes
+
+import android.app.Application
+import org.fossify.commons.extensions.checkUseEnglish
+
+class App : Application() {
+    override fun onCreate() {
+        super.onCreate()
+        checkUseEnglish()
+    }
+}