FIX: support accents in ToUpper/ToLower
delete sound in CActiveAE::DiscardSound
[log] remove 'Unknown nodetype' logs - they're not really useful for actioning on, and users assume it's something bad
ActiveAE: fix caching for streams
Remove dropped "audiohost" from advancedsettings

According to IRC talk

XMLUtils::GetString(pElement, "audiohost", m_audioHost);

And remove remaining references to  m_audioHost

So we dont end up with unreachable code
[infoexpression] store node_type_t rather than bool to indicate the node type
[infoexpression] use the type from the nodes rather than carrying around a separate node_type stack
[android] fix extraction of ndk version for 64bit ndk
[fileitem] let CFileItem::Exists use the cache for directory checks
Merge pull request #4914 from jmarshallnz/ndk_version_fix

[android] fix extraction of ndk version for 64bit ndk
Merge pull request #4892 from uNiversaI/patch-1

change: Remove dropped "audiohost" from advancedsettings
[win32] don't hide option to install DirectX if already installed.
Merge pull request #4882 from MartijnKaijser/fix_vs120

[win32] always install directx and VC redist packages
Merge pull request #4883 from ruuk/deletesound

Delete sound in CActiveAE::DiscardSound
Merge pull request #4916 from jmarshallnz/cleanup_node_type

Cleanup node type
Merge pull request #4902 from FernetMenta/buf

ActiveAE: fix caching for streams
Merge pull request #4861 from koying/fixupperaccent

FIX: support accents in ToUpper/ToLower
Merge pull request #4895 from jmarshallnz/kill_unknown_nodetype_log

[log] remove 'Unknown nodetype' logs - they're not really useful
[logging] log if the network is unavailable in CFileFactory, ref #15291
videoplayer: adapt lateness detection and dropping to buffering