New CUG Tutorial Section.
Fixed a couple of CUG typos.
Corrected the ftrigger2 tutorial example.
CUG tutorial test suites, and auto-update script.
Recursive prove for specific battery test too.
Removed old Quickstart tests.
Add missing sleep to some tutorial suites.
Merge branch 'master' into cug-new-tutorial
Merge branch 'master' into cug-new-tutorial

Conflicts:
	lib/cylc/task_pool.py
Improved test_header a bit

1) full suite names for tests in sub-directories.
2) mkdir suite log dir before copying files to it, just in case.
Simplified the Jinja2 tutorial suite a little.
Use '[cylc]force run mode' in ecox demo suite.
A few tutorial text fixes and minor changes.
Merge pull request #711 from hjoliver/cug-new-tutorial

New CUG Tutorial Section.