Add some notes on installing and compatibility.
Add some notes on installing and compatibility.

andreicristianpetcu/alaveteli_old,andreicristianpetcu/alaveteli_old,4bic/alaveteli,Br3nda/alaveteli,Br3nda/alaveteli,4bic/alaveteli,andreicristianpetcu/alaveteli,andreicristianpetcu/alaveteli,petterreinholdtsen/alaveteli,andreicristianpetcu/alaveteli,nzherald/alaveteli,Br3nda/alaveteli,andreicristianpetcu/alaveteli_old,nzherald/alaveteli,Br3nda/alaveteli,andreicristianpetcu/alaveteli_old,4bic/alaveteli,Br3nda/alaveteli,andreicristianpetcu/alaveteli,nzherald/alaveteli,nzherald/alaveteli,petterreinholdtsen/alaveteli,petterreinholdtsen/alaveteli,andreicristianpetcu/alaveteli_old,nzherald/alaveteli,4bic/alaveteli,petterreinholdtsen/alaveteli,4bic/alaveteli,andreicristianpetcu/alaveteli,petterreinholdtsen/alaveteli