Damage calculator.

Adapted for HotA version 1.5. List of changes: - Added a leprechaun. - Reduced the attack/defense of nix warriors. - Reduced the damage of the cannon. - Changed the native terrain of Conflux units to highlands. Download link: http://rgho.st/66DdVWGLJ Download, extract, and run H3Calc.exe. Source code is available here: https://github.com/Nodl/H3Calc/tree/hota