Merge pull request #23 from zfaustk/master

Master to File
Merge pull request #20 from zfaustk/master

Master to grammar
Merge pull request #4 from zfaustk/FileManager

File manager
Vertex delete
Merge pull request #25 from zfaustk/Algorithm

Algorithm
Merge pull request #26 from zfaustk/master

Remove Vertex
Vertex Construct
Vertex without type delete
Merge pull request #27 from zfaustk/Algorithm

Vertex construct and remove
Merge pull request #28 from zfaustk/master

Vertex construct and remove
Merge pull request #29 from zfaustk/master

Vertex construct and remove
Merge pull request #5 from zfaustk/FileManager

File manager
ReaderAndWrite
basic RW
Helper修正

三元运算符与&&优先级问题  修正selectEdges函数
Merge pull request #31 from nialumbia/master

Algorithm
Helper fix .2

修正了一些可能引发潜在错误的表达 ， 增加了对于点、边、类型序列的删除操作
Merge pull request #33 from nialumbia/master

Algorithm
Merge pull request #34 from zfaustk/Algorithm

Algorithm
Merge pull request #35 from zfaustk/FileManager

File manager