picasaweb: Fix parsing of GDataPicasaWebFile:checksum
picasaweb: Fix parsing of GDataPicasaWebFile:checksum

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