Added what seems to be a more universally accepted MP4 formatted video.  Implemented stripping of video filename path and extension in playFullscreen() for Android so that Android videos can provide the same filename as iOS ones.  Added ffmpeg suggested compression settings to the video example and loom SDK help documentation.
Merge pull request #43 from LoomSDK/LFL-videoexampletweaks

Added what seems to be a more universally accepted MP4 formatted video. ...