Added corner styling reset to collapsible CSS to avoid conflicts when an enhanced collapsible is appended to a set.
Added corner styling reset to collapsible CSS to avoid conflicts when an enhanced collapsible is appended to a set.

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