Better support for remote media (HLS/DASH) (#675)

## Description
Check if playback is for a remote source and, if so, play that remote
URL directly. Works for both ExoPlayer & MPV.

Also adds support for direct playback for DASH in ExoPlayer.

### Related issues
Closes #471
Closes #666

app/src/main/java/com/github/damontecres/wholphin/util/profile/Codec.kt

@@ -7,6 +7,7 @@ object Codec {
         const val `3GP` = "3gp"
         const val ASF = "asf"
         const val AVI = "avi"
+        const val DASH = "dash"
         const val DVR_MS = "dvr-ms"
         const val HLS = "hls"
         const val M2V = "m2v"

app/src/main/java/com/github/damontecres/wholphin/util/profile/DeviceProfileUtils.kt

@@ -156,6 +156,7 @@ fun createDeviceProfile(
 
         container(
             Codec.Container.ASF,
+            Codec.Container.DASH,
             Codec.Container.HLS,
             Codec.Container.M4V,
             Codec.Container.MKV,