Improve lightbox... and update to React Native 0.71.0 (#49)

* Switch to a better lightbox implementation (close #42)

* Upgrade to react-native 0.71.0

* Update (or remove low-value) tests

android/build.gradle

@@ -9,46 +9,15 @@ buildscript {
         compileSdkVersion = 33
         targetSdkVersion = 33
 
-        if (System.properties['os.arch'] == "aarch64") {
-            // For M1 Users we need to use the NDK 24 which added support for aarch64
-            ndkVersion = "24.0.8215888"
-        } else {
-            // Otherwise we default to the side-by-side NDK version from AGP.
-            ndkVersion = "21.4.7075529"
-        }
+        // We use NDK 23 which has both M1 support and is the side-by-side NDK version from AGP.
+        ndkVersion = "23.1.7779620"
     }
     repositories {
         google()
         mavenCentral()
     }
     dependencies {
-        classpath('com.android.tools.build:gradle:7.2.1')
+        classpath("com.android.tools.build:gradle:7.3.1")
         classpath("com.facebook.react:react-native-gradle-plugin")
-        classpath("de.undercouch:gradle-download-task:4.1.2")
-        // NOTE: Do not place your application dependencies here; they belong
-        // in the individual module build.gradle files
-    }
-}
-
-allprojects {
-    repositories {
-        maven {
-            // All of React Native (JS, Obj-C sources, Android binaries) is installed from npm
-            url("$rootDir/../node_modules/react-native/android")
-        }
-        maven {
-            // Android JSC is installed from npm
-            url("$rootDir/../node_modules/jsc-android/dist")
-        }
-        mavenCentral {
-            // We don't want to fetch react-native from Maven Central as there are
-            // older versions over there.
-            content {
-                excludeGroup "com.facebook.react"
-            }
-        }
-        google()
-        maven { url 'https://www.jitpack.io' }
-        maven { url 'https://maven.google.com' }
     }
 }