Add stringifier statement seperator option #2
Description
// option.statementSeperator = ;
graph {a--b;b--c}
// option.statementSeperator = \n
graph {a--b
b--c}{{ message }}
// option.statementSeperator = ;
graph {a--b;b--c}
// option.statementSeperator = \n
graph {a--b
b--c}