[BUG #7831] added 'group' docHint for logical grouping of qxWeb modules
[BUG #7855] log warning if non-displayed element is animated
[BUG #7831] use round braces for @group hints
[BUG #7831] copy the class' @group value to all attached methods
[BUG #7831] added @group hints
[BUG #7831] documented @group hint
[BUG #7710] Fixed hide/show logic
[BUG #7710] no preselection for accordion
[BUG #7831] Grouped list view