Update deprecated coroutines code

app/src/main/java/eu/kanade/tachiyomi/extension/util/ExtensionInstallReceiver.kt

@@ -7,6 +7,9 @@ import android.content.IntentFilter
 import eu.kanade.tachiyomi.extension.model.Extension
 import eu.kanade.tachiyomi.extension.model.LoadResult
 import eu.kanade.tachiyomi.util.launchNow
+import kotlinx.coroutines.experimental.CoroutineStart
+import kotlinx.coroutines.experimental.Dispatchers
+import kotlinx.coroutines.experimental.GlobalScope
 import kotlinx.coroutines.experimental.async
 
 /**
@@ -91,7 +94,7 @@ internal class ExtensionInstallReceiver(private val listener: Listener) :
     private suspend fun getExtensionFromIntent(context: Context, intent: Intent?): LoadResult {
         val pkgName = getPackageNameFromIntent(intent) ?:
                 return LoadResult.Error("Package name not found")
-        return async { ExtensionLoader.loadExtensionFromPkgName(context, pkgName) }.await()
+        return GlobalScope.async(Dispatchers.Default, CoroutineStart.DEFAULT, null, { ExtensionLoader.loadExtensionFromPkgName(context, pkgName) }).await()
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/util/CoroutinesExtensions.kt

@@ -1,13 +1,10 @@
 package eu.kanade.tachiyomi.util
 
-import kotlinx.coroutines.experimental.CoroutineScope
-import kotlinx.coroutines.experimental.CoroutineStart
-import kotlinx.coroutines.experimental.Job
-import kotlinx.coroutines.experimental.android.UI
-import kotlinx.coroutines.experimental.launch
+import kotlinx.coroutines.experimental.*
+import kotlinx.coroutines.experimental.android.Main
 
 fun launchUI(block: suspend CoroutineScope.() -> Unit): Job =
-        launch(UI, CoroutineStart.DEFAULT, null, null, block)
+        GlobalScope.launch(Dispatchers.Main, CoroutineStart.DEFAULT, null, block)
 
 fun launchNow(block: suspend CoroutineScope.() -> Unit): Job =
-        launch(UI, CoroutineStart.UNDISPATCHED, null, null, block)
+        GlobalScope.launch(Dispatchers.Main, CoroutineStart.UNDISPATCHED, null, block)