Robert Vandenberg Huang

Add new options and APIs that enable users to import and export map data and pathfinding histories.

Add the following optional parameters to the query string that can pre-select the algorithm and heuristic functions. * algorithm (the algorithm's short name in lower case) * heuristic (the function's...

Since it is derived from Exception class, the class name should be 'InvalidSystemClockException' instead. Reference: https://msdn.microsoft.com/en-us/library/ms229040(v=vs.110).aspx

Add the Azure DevOps build status badge to the header of the README file. Example: [](https://github.com/rvhuang/linq-to-astar)