Added Objective-C and Swift to possible future languages
Added Objective-C and Swift to possible future languages

HighSchoolHacking/GLS,chris-j-tang/GLS,general-language-syntax/GLS,HighSchoolHacking/GLS,HighSchoolHacking/GLS,HighSchoolHacking/GLS,chris-j-tang/GLS,HighSchoolHacking/GLS,general-language-syntax/GLS,general-language-syntax/GLS,HighSchoolHacking/GLS,general-language-syntax/GLS,chris-j-tang/GLS,chris-j-tang/GLS,general-language-syntax/GLS,general-language-syntax/GLS,chris-j-tang/GLS,chris-j-tang/GLS