[SDL 0198] - Media Skip Indicators

[theresalech]

Proposal: Media Skip Indicators

This feature is similar to SDL-0109 Audio Streaming Indicator except that it affects the next and previous buttons. These buttons should have the ability to show time skip buttons that are commonly used by podcast & audiobook media.

Review: smartdevicelink/sdl_evolution#596

Steering Committee Decision:

The Steering Committee voted to accept this proposal with the following revisions:

• Incorporate the feedback agreed to in this comment by the author.
• Ensure that conditions of SeekIndicatorType are documented, as requested in this comment.

The proposal .md file was updated to reflect these revisions on 9/20/18.