Add LICENSE #75

Job	Run time
windows (lua53, lua5.3, 5.3, /mingw64/include/lua5.3/)	2m 49s
unix (5.1, ubuntu-latest)	40s
windows (lua, lua, 5.4, /mingw64/include/)	2m 44s
unix (5.1, macos-latest)	2m 10s
windows (luajit, luajit, 5.1, /mingw64/include/luajit-2.1/)	2m 42s
unix (5.2, ubuntu-latest)	41s
unix (5.2, macos-latest)	2m 10s
unix (5.3, ubuntu-latest)	35s
unix (5.3, macos-latest)	1m 55s
unix (5.4, ubuntu-latest)	36s
unix (5.4, macos-latest)	2m 1s
unix (luajit-2.1.0-beta3, ubuntu-latest)	33s
unix (luajit-2.1.0-beta3, macos-latest)	1m 56s
unix (luajit-openresty, ubuntu-latest)	31s
unix (luajit-openresty, macos-latest)	3m 57s
	26m 0s

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