Merge branch 'master' into 'master'
add option to show debuffs only for friendly units - add option "Show only for friendly" into Debuffs->Visuals->Misc - default value is "false" (the old functionality is working by default) - debuff icons are not add or updated for any "non friendly" units if this flag set to true - localization is done for 'en' and 'ru' all others are copy from 'en' See merge request !22