- use course autocomplete element to map courses
- add a tab and navigation node
- clean up some html
- cover course mapping with behat tests

Revert "MDL-37613 mod: changed generalbox class in table to generaltable class in mod/feedback (2 files);mod/glossary (3 files);mod/wiki (1 file)."

This reverts commit 0434dd24.

MDL-37613 mod: changed generalbox class in table to generaltable class in mod/feedback (2 files);mod/glossary (3 files);mod/wiki (1 file).

MDL-34464 mod_feedback Replace all instances of get_context_instance() with respective context_XXXX class in mod/feedback

This eliminates 1 db query.

Revert "MDL-30843 and MDL-30842 - accessibility compliance: Add <label> for form input text and select tag"

This reverts commit f9f281b8.

MDL-29189 mutlilang Reviewed the uses of course shortname and ensured things are being formatted consistently

some code cleanups

MDL-21233 moodle_url improvemewnts, code simplification, more diagnostics; fixed several regressions

MDL-21198 $OUTPUT->single_button() resurrection, hopefully much easier to use than $OUTPUT->button(); fixed some regressions and code style improvements

mod MDL-21169 Removed update this module button and ensured there was a link in the settings block for it.

MDL-20700 coding style cleanup - cvs keywords removed, closign php tag removed, trailing whitespace cleanup

MDL-20700 coding style cleanup - cvs keywords removed, closign php tag removed, trailing whitespace cleanup