Issue #3069578 by danflanagan8, YurkinPark, ayushmishra206, andersen_ti, waspper, tim.plunkett, Anybody, Regnoy, larowlan: Layout builder doesn't show new "extra fields"

Issue #2928960 by Neslee Canil Pinto, Deepak Goyal, andypost, Krzysztof Domański, waspper, samiullah, borisson_, longwave, dawehner: Increase site slogan maxlength to 255 to allow longer slogans