og_subgroups 6.x-1.0-beta3

* Added new view field to count child groups.
* Provide option to output views children groups field as a link or not.
* Added views filter to filter by parent boolean
* Issue #1167434: og_subgroups_get_tree(TRUE) does not force a new tree to be created.: by christopherreay: og_subgroups_get_tree(TRUE) does not force a new tree to be created.
* Issue #1148886: Currently viewed group in Tree does not have correct attributes: added og-subgroups-tree-active-trail class to the parent elements in the tree.
* Issue #1148886: Currently viewed group in Tree does not have correct attributes: fixed bug that prevented the og-subgroups-tree-active class from being added to the class attribute
* Issue #1148894: Creating a sub group from within a group node view doesn't work: by bschilt: Creating a sub group from within a group node view doesn't work
* Fixed parents recursive to return parents in order from parent to grand parents
* Several misc coding fixes and tweaks.