v1.0.2

• Add perft command
• Add logo
• Inform the user when they run a debug build
• Clean up Makefile

MinGW Windows binaries are attached for 32 and 64 bit systems.

SHA256 sums:

1eb8b3702cfa3deba09acb87fd59dd5f97fd0620be154d690aee735b26de39e4 shallowblue_x86-64.exe
175e572accb955c490bbecefba56060b35467bb9cfd265112215e558b3605f23 shallowblue_x86.exe