修改SyntaxTree_Exp中的eval结构(尚未完成)

git-svn-id: https://qlanguage.googlecode.com/svn/trunk@307 6d982bb3-a5a7-393d-ffc5-582415be9c85
1.增加travis脚本
2.修正编译失败


git-svn-id: https://qlanguage.googlecode.com/svn/trunk@308 6d982bb3-a5a7-393d-ffc5-582415be9c85
修改travis脚本


git-svn-id: https://qlanguage.googlecode.com/svn/trunk@309 6d982bb3-a5a7-393d-ffc5-582415be9c85
修改travis脚本


git-svn-id: https://qlanguage.googlecode.com/svn/trunk@310 6d982bb3-a5a7-393d-ffc5-582415be9c85
修改travis脚本


git-svn-id: https://qlanguage.googlecode.com/svn/trunk@311 6d982bb3-a5a7-393d-ffc5-582415be9c85