Issue #677 populate the message with the new syslogtag variables
Update the syslogtag to include a pid
Merge branch 'dev' into issue_677

Conflicts:
	CHANGES.txt
Merge pull request #772 from mozilla-services/issue_677

Parse syslogtag into programname and pid
Merge branch 'dev' into issue_677a

Conflicts:
	cmake/externals.cmake