srcset - invalid escape mode for urls

[getdatakick]

Urls in srcset are escaped using html mode:

srcset="{$imageUrl|escape:'html':'UTF-8'} 211w"

It should be escaped using url, otherwise we have problems with spaces in path:

srcset="{$imageUrl|escape:'url':'UTF-8'} 211w"

[cienislaw]

src & srcset - proper escape mode for urls