add api date time regular expressions
add api date time regular expressions

also add helper method to create error reports

refs CNVS-10087
refs CNVS-9618

test plan
 - specs should pass

Change-Id: I74f40dd16a85a0d95f9b152f6750ec98aade2ba5
Reviewed-on: https://gerrit.instructure.com/33114
Tested-by: Jenkins <d95b56ce41a2e1ac4cecdd398defd7414407cc08@instructure.com>
Reviewed-by: Anthus Williams <9b0bb6d8221e7e7c0d84e929f259a97887b2819e@instructure.com>
Product-Review: Rob Orton <7e09c9d3e96378bf549fc283fd6e1e5b7014cc33@instructure.com>
QA-Review: Rob Orton <7e09c9d3e96378bf549fc283fd6e1e5b7014cc33@instructure.com>

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