[Linux] Pencil2D build guide is updated.

[chchwy (Matt)]

Please see:

http://www.pencil2d.org/tutorials/advanced/build-pencil2d-linux/

 

I’ve test it under Lubuntu 13.04.

[enrique_barranco (ebarranco)]

Successful compilation under Manjaro and Mint 17.

 

Thanks!