Merge pull request #3727 from popcornmix/avoid_dds

[rbp] Avoid crash when useddsfanart is enabled
Merge pull request #3730 from popcornmix/defer_demuxer

[rbp/omxplayer] Defer demuxer pause until buffers full
Merge pull request #3726 from popcornmix/cache_viewport

[GLES] Avoid getting viewport so often
videodb: SQL query cosmetics in CleanDatabase()
videodb: use faster (NOT) EXISTS instead of (NOT) IN CleanDatabase()
videodb: handle files whose source is completely gone differently during clean
FIX: StereoscopicsManager log spam
Merge pull request #3734 from koying/quickpr

FIX: StereoscopicsManager log spam
[confluence] texture changes for epg timeline view
CRegExp::PrivateRegFind: fix incorrect order of arguments in log
[addons] don't set dependencies not met when the broken tag is set in the repo
[addons] don't attempt to auto-update add-ons that don't have dependencies met
[xmlutils] validate dates before writing them to XML
read/write dateadded uisng XMLUtils
Merge pull request #3722 from jmarshallnz/no_nagging

No nagging of broken add-ons
Merge pull request #3736 from jmarshallnz/xml_date_time

Only write dates/date times to XML if they're valid - fixes #14159
FIX: [droid] proper mouse buttons handling
add RSS feeds from our addon website
Merge pull request #3739 from koying/fixdroidmousebuttons

FIX: [droid] proper mouse buttons handling
[release] version bump to 13.0 alpha11 as we start new merge window