Moved buttons to left of dropbox.
Adjusted help callouts for new layout. Switched to .prop() to set state of toggles to solve issue of changed state not adjusting toggle state.
Added note about 'star currently playing track' shortcut key.
Merge branch 'feature/ui-cleanup' into develop
Bumping to v0.7.0
Merge branch 'release/v0.7.0' into develop