This includes converting behaviours to pluginname strings.

MDL-20636 Working on converting the reports, starting with the manual grading report. Very much a work-in-progress.

Also, some random bug-fixing.

However, all this needs more testing.

Also, a bit of a purge of training whitespace and global .

better usability when it is true.

This includes merging the CSS.

Little else works, but this is just the first step.

Conflicts:
	lib/questionlib.php
	question/type/calculated/lang/en/qtype_calculated.php
	question/type/questiontype.php

This JavaScript really needs to be rewritten to use YUI3.