added visible tag for TV show label
[rbp] added omx sanity checks and a way to detect resource errors on the component
[rbp] omximage additional check for resource errors on the component.
[rbp] fixed omx resource leak and exit on omx resource errors
[rbp] fixed, aq/vq starvation on low resource platforms when parsing video content with multiple audio/subtitle streams and two missing pvr related changes from dvdplayer
[rbp] changed use larger buffers for audio/video reading.
[rbp] fixed wait only for omx audio/video eos if there was an active audio/video stream
[pvr] Move thumb loading for recordings to a background thread for faster directory scanning.
[pvr] Display thumbnails and fanarts of PVR recordings being available in the library.
[pvr] Show thumbnails and fanarts also in "all recordings" view.
pvr: Update channel when creating new timer from scratch

This fixes the issue, that it is not possible to create new manual timers
by the Timer view's 'Add Timer' button.

When creating such a timer, PVRTImerInfoTag's m_channel was not updated
and the timer therefore silently discarded in CPVRTimers::AddTimer().
pvr: Initialize a new timer's title with 'New Timer'

Fixed the code that replaces the string 'New Timer' with the timer's
channel name.
[pvr] Do not change the labels for recordings found in the library
[rbp] fixed omx use SendCommand from component in tunnel class.
[locale] OSX is built with 'generic' support for stdc++ locale(). Fixes issues with unicode characters not uppercasing (e.g. the 'Videos' label in French on Confluence home screen).
addons: use the extension-point's version if no minversion (i.e. no <backwards-compatibility> tag) is specified when checking imported extension-points
This fixes the fact that python leaves objects hanging around. Also, it prevents the accidental callback from arriving on python objects where the interpreter has been long closed. closes #13624
clean up and fortify the new code that makes sure addon created objects are cleaned up. Log the details.
[pvr] remove unallowed characters from channel name when searching for missing channel icons
[cosmetic] Headache removal. :-)