MDL-40384 mod_scorm: use gallery-sm-treeview instead of yui2-treeview
MDL-40384 mod_scorm: remove protoype getContentHtml function; not required
MDL-40384 mod_scorm: add toc parser function to convert toc HTML markup to object
MDL-40384 mod_scorm: change scope of parse toc function
MDL-40384 mod_scorm: construct tree using gallery-sm-treeview
MDL-40384 mod_scorm: change tree events to gallery-sm-treeview
MDL-40384 mod_scorm: add a openAll function prototype, to expand nodes
MDL-40384 mod_scorm: prevent recursive calls in scorm_activate_item
MDL-40384 mod_scorm: change code to activate first item, gallery-sm-treeview
MDL-40384 mod_scorm: change code for repopulating TOC, gallery-sm-treeview