Fixed incorrect opening

This was caused by accidentally preferring tiles farther from the center than closer.

Completely refactored iterative deepening

v7.0.0

version

Improved cli

Improved cli and minor fixes

Iterative deepening - many bugfixes and optimizations

Fixed tons of bugs from the initital version of iterative deepening. Removed cache - 2 times speedup

Iterative deepening

Update README.md

updated to reflect IO changes

Fixed major bug in multithreading

Now multithreading works properly. Previously it waited for on thread to finish before starting next one. About 4 time speedup

Implemented multithreading

v2.0

Merge branch 'multithreading'

First stable version

Fixed last important bugs

Fixed few severe bugs

fixed few important bugs and done few formatting/best practices refactorings

(windows version is still not tested!)

First working version

windows version is not tested