picasaweb: Split some property checking tests out into non-network tests
picasaweb: Split some property checking tests out into non-network tests

Helps: bgo#633359

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