[docs/models][xs]: add date and datetime to list of types.
[docs/models][xs]: add date and datetime to list of types.

huangciyin/reclinejs-requirejs,GerHobbelt/recline,okfn/recline,acouch/recline,acouch/recline,GerHobbelt/recline,beni55/recline,acouch/recline,huangciyin/reclinejs-requirejs,modulexcite/recline,gotjoshua/recline,rjsteinert/recline,boban-dj/recline,NuCivic/recline.js,rjsteinert/recline,boban-dj/recline,beni55/recline,okfn/recline,NuCivic/recline.js,modulexcite/recline,NuCivic/recline.js,gotjoshua/recline,gotjoshua/recline,modulexcite/recline,beni55/recline,rjsteinert/recline,boban-dj/recline,GerHobbelt/recline,okfn/recline