== 0.6.x ==
Enhancement: Better looking options screen
Enhancement: Help on options screen
Enhancement: Configurable showing/hiding now playing items (timestamp, duration)
Enhancement: Options for each shortcode to allow customisation of each instance

Enhancement: Add advanced option for selection of song_type

== 0.7.x ==
Enhancement: Add category filter for request tracks

== Crazy ideas ==
Random track request?

== 0.9.x (post-merge) ==
Enhancement: Tabbed settings UI now that Settings -> RadioDJ Options covers three feature areas (RadioDJ core, Listener Count Widget, Stream Player) instead of one long page.
Enhancement: Per-widget override for the Listener Count Widget refresh interval, falling back to the site-wide default.
Enhancement: Consider a WP-CLI command to migrate ssp_* / icecast2_* leftover options and clean them up after a successful merge upgrade.