cmake: remove the check preventing cmake on non-Windows platforms
-rw-r--r-- 643 .gitignore
drwxr-xr-x - CMake
-rwxr-xr-x 26800 CMakeLists.txt
-rw-r--r-- 10174 LICENSE
-rw-r--r-- 7418 README.md
drwxr-xr-x - folly