picasaweb: Fix a minor documentation problem
picasaweb: Fix a minor documentation problem

pwithnall/libgdata,Pecisk/libgdata,pwithnall/libgdata,Distrotech/libgdata,Pecisk/libgdata,Pecisk/libgdata,Pecisk/libgdata-gtasks,Pecisk/libgdata-gtasks,Distrotech/libgdata,Pecisk/libgdata-gtasks,Distrotech/libgdata,GNOME/libgdata