[confluence] fix calibration images
[confluence] fix icon_imagename

Some minor texture improvements
[confluence] fix minor OSDseekframe pixelation issue
[confluence] fix OSD_nameNF pixelation, centering and size

Fix alignment in all elements to center
Fix outer ring diameter across all images
Fix pixelation and half pixels

This is the big one, because it unifies:

All texture elements to common and easily reproducible effect
and style.
[confluence] fix OSD_nameFO pixelation, centering and size

Fix alignment in all elements to center
Fix outer ring diameter across all images
Fix pixelation and half pixels
Color matching.

This is the big one, because it unifies:

All texture elements to common and easily reproducible effect
and style.
[confluence] fix CenterRating/rating# pixelation

fix rogue pixel
also improves upon file size
[confluence] refresh kay icons
[confluence] refresh DialogCloseButton
[confluence] refresh ScrollbarH and ScrollbarV

Also affects volume bar and scraping/cleaning progress bars.
[confluence] refresh arrow-big-left/right
[confluence] refresh Overlay(watched/watching)

PVR has recording is essentially same texture as OverlayWatching
[confluence] refresh Default HDD icons
[confluence] Add NEW Default HDD icons
This adds
* DefaultBDEmpty.png
* DefaultUSB.png
* DefaultBDFull.png

These are currently unassigned/unreferenced in skin xml or kodi source
code but these types exist and could be used.