- added function core_course_renderer::course_section_cm_name()
- added function core_course_renderer::course_section_cm_text()
- added function core_course_renderer::course_section_cm_availability()
- added function course_get_cm_edit_actions()
- added function core_course_renderer::course_section_cm_edit_actions()
- removed completely presently not working moveup/movedown controls
- removed not working duplicate controls from front page
These changes fix several points and suggested changes:
* increase the size of the help popup to 800x600
* fix issues with centering of the dialogue
* swap next/cancel buttons
* convert next button to use string for 'Add'
* convert add text to 'Add an activity or resource'