* Combines mob_race2 and mob_drop databases into one.
* General cleanups and optimizations.
* Includes CSV2YAML conversion tool.
Thanks to @vstumpf, @lukasrmattos, and @Lemongrass3110!
* Alphabetically sorted includes.
* Updated copyright and license text to match across all files.
* Removed pragma once define in header files in lieu of ifdef guards.
* Refactored achievements to utilize C++ features
* Cleaned up the YAML parser.
* Moved achievements from DBMap to an unordered_map.
* Moved achievement targets from DBMap to a vector.
* Changed all struct arrays into vectors.
* Changed all char arrays to strings.
* Changed all int arrays to std::arrays.
* Removed achievement_dummy as it's no longer needed.
* Achievements now use smart pointer to ensure proper construction and deconstruction of objects.
Thanks to @lighta!
* Initial progression of moving the map-server to C++ format.
* Converted all core files to .cpp and header files to .hpp.
* Refactored the refine database parser to utilize native YAML C++.
Thanks to @Jeybla and @lighta for their help!
