[Fixes bug #932924] Use @libdir@ to improve the portability of the pinta launch script
[Fixes bug #932924] Use @libdir@ to improve the portability
of the pinta launch script

Mailaender/Pinta,Fenex/Pinta,jakeclawson/Pinta,jakeclawson/Pinta,PintaProject/Pinta,Fenex/Pinta,PintaProject/Pinta,PintaProject/Pinta,Mailaender/Pinta