Add initializers for short-flag & long-flag only Options
Add initializers for short-flag & long-flag only Options

IngmarStein/CommandLine,jatoben/CommandLine,IngmarStein/CommandLine,aclissold/CommandLine,sebcode/CommandLine,bartekchlebek/CommandLine,deszip/CommandLine,deszip/CommandLine,jatoben/CommandLine,bartekchlebek/CommandLine,deszip/CommandLine,sebcode/CommandLine