add select tag

```
#{select items,as:'item'}
#{option value:item.id, content : item.nom/}
#{/select}

or
#{select items,as:'item'}
#{option value:item.id}&{item.type}#{/option}
#{/select}

or
#{select items,as:'item'}
#{optgroup item.types, as:'type', content:''}
#{option value:item.id}&{item.type}#{/option}
#{/optgoup}
#{/select}
or
#{select name:'test'}
#{option value:'opt_1'}opt1#{/option}
#{option value:'opt_2'}opt2#{/option}
#{/select}
```
add select tag

Add the select tag it auto escape the value.
#{input name:'test', value:'test "/> mouhouhaha'/}
#2
add radio and checkbox tag

#{radio name:'test', selected:true/}
#{radio name:'test', checked:true/}
#{radio name:'test', checked:false/}

#{checkbox name:'test', selected:true/}
#{checkbox name:'test', checked:true/}

close #2