Location notes (#482)

* try 1

* works

* equalize UI with ios

* ui cleanup

* geohash chats: no building

* load notes in background

* insta

* simplify and tor icon change

* icons nice

* refactor

* unify location enabled / disabled

* cooler

* simplify, doesnt subscribe right away

* load when clicked

* plus minus location notes

* load when tor is available

* translations

* fix transalations

* implement review comments

app/src/main/java/com/bitchat/android/MainActivity.kt

@@ -598,6 +598,9 @@ class MainActivity : ComponentActivity() {
                 PoWPreferenceManager.init(this@MainActivity)
                 Log.d("MainActivity", "PoW preferences initialized")
                 
+                // Initialize Location Notes Manager (extracted to separate file)
+                com.bitchat.android.nostr.LocationNotesInitializer.initialize(this@MainActivity)
+                
                 // Ensure all permissions are still granted (user might have revoked in settings)
                 if (!permissionManager.areAllPermissionsGranted()) {
                     val missing = permissionManager.getMissingPermissions()