[FIX] tools image thumbnailing jpg into png
[FIX] tools image thumbnailing jpg into png
splbio/openobject-server,MarkusTeufelberger/openobject-server,gisce/openobject-server,gisce/openobject-server,splbio/openobject-server,gisce/openobject-server,splbio/openobject-server,MarkusTeufelberger/openobject-server,MarkusTeufelberger/openobject-server