Docs (dialogs): Updated the info about default width and margins to match the actual CSS.
Docs (dialogs): Updated the info about default width and margins to match the actual CSS.

arschmitz/uglymongrel-jquery-mobile,npmcomponent/cbou-jquery-mobile,arschmitz/uglymongrel-jquery-mobile,startxfr/jquery-mobile,arschmitz/jquery-mobile,npmcomponent/cbou-jquery-mobile,arschmitz/jquery-mobile,npmcomponent/cbou-jquery-mobile,hinaloe/jqm-demo-ja,arschmitz/uglymongrel-jquery-mobile,hinaloe/jqm-demo-ja,startxfr/jquery-mobile,hinaloe/jqm-demo-ja,startxfr/jquery-mobile,arschmitz/jquery-mobile