(change) subtitle provider replaced with filename

The provider (e.g. OpenSubtitles) has now been replaced with the
filename currently playing.
(change) scrolling filename for non library items

The filename/location (lower text) will now scroll for non-library
items, example: YouTube.
(helix) various fixes

Fixes counters, displays, items, labels for Music viewtypes
(helix) one fix

fixes episode totals not being displayed correctly in banner view
(version) bump to 3.2.1-RC
(version) bump to 3.2.1-RC