Rebrand site/user config as global config
Add basic tests for cylc edit and cylc search
Extended use of job log directory.

Captures output from daemon-invoked commands to the job log directory.
Removed vestiges of the old lockserver.
Bug fixes for previous...
Bash bug workaround.
Bug fix previous.
Longer wall_clock_limit.
Test header: graph coords can occasionally be -ve.
Merge pull request #1112 from hjoliver/new-job-log-files

New job log files
Merge branch 'master' into global-cfg

Conflicts:
	lib/cylc/job_submission/job_submit.py
Merge pull request #1110 from matthewrmshin/global-cfg

Rebrand site.rc and user.rc as global.rc
 #982: prehistoric/futuristic cycling tests.

This adds tests for prehistoric/futuristic date-time cycling and also
date boundary behaviour.
update isodatetime to 2014.08.0-8-ga7f42b1
update graph test