Add MSG(variable) macro to KawigiEdit template
Add MSG(variable) macro to KawigiEdit template

- macro displays variable content for debugging

mathemage/CompetitiveProgramming,mathemage/CompetitiveProgramming,mathemage/CompetitiveProgramming,mathemage/CompetitiveProgramming,mathemage/CompetitiveProgramming,mathemage/CompetitiveProgramming