GUID: Guard against non trigger queries
GUID: Add test cases
GUID: Add additonal triggers
GUID: Add additional $allowedTriggers: generate
Revert "GUID: Add additonal triggers". Remove unused regexp.

This reverts commit 91e48e9c2561d7a7bf31b543437162263e49ce29.

Conflicts:
	lib/DDG/Goodie/GUID.pm
	t/GUID.t
GUID: Fix test file....
Merge pull request #873 from chrisjwilsoncom/guid-fixs

GUID: Guard against non trigger queries