add missing group list options

groups.go

@@ -55,9 +55,11 @@ type Group struct {
 type ListGroupsOptions struct {
 	ListOptions
 	AllAvailable   *bool             `url:"all_available,omitempty" json:"all_available,omitempty"`
+	MinAccessLevel *AccessLevelValue `url:"min_access_level,omitempty" json:"min_access_level,omitempty"`
 	OrderBy        *string           `url:"order_by,omitempty" json:"order_by,omitempty"`
 	Owned          *bool             `url:"owned,omitempty" json:"owned,omitempty"`
 	Search         *string           `url:"search,omitempty" json:"search,omitempty"`
+	SkipGroups     []int             `url:"skip_groups,omitempty" json:"skip_groups,omitempty"`
 	Sort           *string           `url:"sort,omitempty" json:"sort,omitempty"`
 	Statistics     *bool             `url:"statistics,omitempty" json:"statistics,omitempty"`
 }