0004143: Numeric String sorting uses alphanumerical algorithm
SDT parser now only looks for the SDT for the current mux (table_id 0x42) and ignores the 'other' mux SDT's
Merge remote-tracking branch 'remotes/upstream/BUG-4279-TsWriter_can_sometimes_use_incorrect_SDT' into 1.3Final_ADDON3_TV
Merge remote-tracking branch 'remotes/upstream/EXP_Numeric_String_Sort' into 1.3Final_ADDON3_TV

Conflicts:
	mediaportal/Core/Util/Util.cs
	mediaportal/WindowPlugins/GUIVideoFiles/GUIVideoFiles.cs