Keep c-ares initialized. Fixes android, which can't just be re-initialized.

src/main.c

@@ -760,6 +760,7 @@ static jint _tf_server_main(JNIEnv* env, jobject this_object, jstring files_dir,
 	tf_printf("That was startup.\n");
 
 	ares_library_init_android(connectivity_manager);
+	ares_library_init(0);
 
 	const char* files = (*env)->GetStringUTFChars(env, files_dir, NULL);
 	const char* apk = (*env)->GetStringUTFChars(env, apk_path, NULL);
@@ -797,6 +798,7 @@ static jint _tf_server_main(JNIEnv* env, jobject this_object, jstring files_dir,
 	(*env)->ReleaseStringUTFChars(env, apk_path, apk);
 	(*env)->ReleaseStringUTFChars(env, out_port_file_path, out_port_file);
 
+	ares_library_cleanup();
 	tf_mem_shutdown();
 	tf_printf("tf_server_main finished with %d.", result);
 
@@ -894,6 +896,7 @@ void tf_run_thread_start(const char* zip_path)
 int main(int argc, char* argv[])
 {
 	_startup(argc, argv);
+	ares_library_init(0);
 
 	int result = 0;
 	if (argc >= 2)
@@ -914,6 +917,7 @@ int main(int argc, char* argv[])
 		result = _tf_command_run(argv[0], argc, argv);
 	}
 done:
+	ares_library_cleanup();
 	tf_mem_shutdown();
 	return result;
 }