Revert "intro to open cv"

This reverts commit 9579fb11af3f1f043330d32bc4b351e376d11169.
Revert "Added wifi python"

This reverts commit fcfcf392cdc93eac8c8edfd37c33ec8c500a17b6.
Revert "Revert "intro to open cv""

This reverts commit eca9eda184a2b027e19cfbd396096fe9b07cc021.