Stacker UI Improvements + Critical Exploit Fixes#160

ptthanh02 merged 2 commits intoNighterDevelopment:mainNighterDevelopment/SmartSpawner:mainfrom

alexandrosmagos:Race_conditions_fix_and_addAll_removeAll_implementationalexandrosmagos/SmartSpawner:Race_conditions_fix_and_addAll_removeAll_implementationCopy head branch name to clipboard