Stop memory leakage in js-beautifier
Stop memory leakage in js-beautifier

Fixes #909

aecepoglu/js-beautify,aecepoglu/js-beautify,Coburn37/js-beautify,bitwiseman/js-beautify,aecepoglu/js-beautify,beautify-web/js-beautify,Infocatcher/js-beautify,jaichandra/js-beautify,beautify-web/js-beautify,jaichandra/js-beautify,Coburn37/js-beautify,Coburn37/js-beautify,mmsqe/js-beautify,mmsqe/js-beautify,mmsqe/js-beautify,beautify-web/js-beautify,bitwiseman/js-beautify,mmsqe/js-beautify,AmesianX/js-beautify,aecepoglu/js-beautify,beautify-web/js-beautify,jaichandra/js-beautify,bitwiseman/js-beautify,Coburn37/js-beautify,Infocatcher/js-beautify,bitwiseman/js-beautify,AmesianX/js-beautify,Infocatcher/js-beautify,jaichandra/js-beautify,AmesianX/js-beautify,AmesianX/js-beautify,Infocatcher/js-beautify