added additional EmptyStatementCheck
added MemberExpression
added semicolon to functionToCode function
added semicolon to functionToCode function
added optimist as dependency
introduced hasViolations for check
fixed possible null pointer in VariableDeclarationNode
extended and fixed MissingSemicolon Check for variable statements
first jscop bin command
updated readme
added ExpressiveParameterListCheck
added NamedFunctionExpressionCheck
added some todos in the readme