Adding the drone.io 

Everything should run

```
csfol-m0429761:simpleaudio adam.singer$ pub update
Resolving dependencies.........
Dependencies updated!
csfol-m0429761:simpleaudio adam.singer$  dart tool/hop_runner.dart --log-level all analyze_libs
analyze_libs: Started at 2013-06-21 21:11:37.840
analyze_libs: PASSED - lib/simple_audio.dart
analyze_libs: PASSED - lib/simple_audio_asset_pack.dart
analyze_libs: PASSED: 2, WARNING: 0, ERROR: 0
analyze_libs: Finished at 2013-06-21 21:11:44.249
analyze_libs: Run time: 0:00:06.409000
csfol-m0429761:simpleaudio adam.singer$  dart tool/hop_runner.dart --log-level all analyze_web
analyze_web: Started at 2013-06-21 21:11:46.920
analyze_web: PASSED - web/asset_pack.dart
analyze_web: PASSED - web/audio.dart
analyze_web: PASSED - web/sound_scape.dart
analyze_web: PASSED: 3, WARNING: 0, ERROR: 0
analyze_web: Finished at 2013-06-21 21:11:57.060
analyze_web: Run time: 0:00:10.140000
```