broken images in examples

[ligi]

in the marker resize exampe (  http://www.openlayers.org/dev/examples/markerResize.html ) the image used for the marker (  http://boston.openguides.org/markers/AQUA.png ) is not valid ( 404 )

[ligi]

sampe problem here:  http://www.openlayers.org/dev/examples/baseLayers.html

[ligi]

and here  http://www.openlayers.org/dev/examples/markers.html that should be all examples with this problem

> grep AQUA -r *.html
baseLayers.html:                var url = 'http://boston.openguides.org/markers/AQUA.png';
markerResize.html:                'http://boston.openguides.org/markers/AQUA.png',
markers.html:            var icon = new OpenLayers.Icon('http://boston.openguides.org/markers/AQUA.png',size,offset);

[fredj]

(In [10698]) replace marker url (closes #2273)