Merge pull request #4 from qdx/master

Resolved the conflicts
Merge pull request #5 from qdx/qdxDev

Changed name of API, added a little more comments.
Merge pull request #6 from qdx/qdxDev

Modified FindPing function, make it able to take empty params.Details ca...
Merge pull request #7 from qdx/qdxDev

Corrected the way of identifying whether a trace route reached the desti...
Update for failure detection