Revert "MIT licence was added"

This reverts commit 35c22787ab0b12b18967314432e584ae003c1a8f.
Revert "Revert "MIT licence was added""

This reverts commit df47e412c798406aa395eb131febfd06c5620b90.
Revert "Revert "Revert "MIT licence was added"""

This reverts commit c32a794c1304ed6661600977d5f690d41db4d291.