Merge dev into feature/926-health-check-enhancements
#926.  detect Opps with duplicate primary OCR's.
Merge branch 'feature/926-health-check-enhancements' of https://github.com/SalesforceFoundation/Cumulus into feature/926-health-check-enhancements
Merge dev into feature/926-health-check-enhancements
remove for loop that agg soql won't use
Merge branch 'feature/926-health-check-enhancements' of https://github.com/SalesforceFoundation/Cumulus into feature/926-health-check-enhancements
added message to deal with large data sets that will generate a runtime error (that we catch).
Merge dev into feature/926-health-check-enhancements
#1138.  fix multiline street address handling to avoid detecting incorrect changes.
Merge branch 'feature/926-health-check-enhancements' of https://github.com/SalesforceFoundation/Cumulus into feature/926-health-check-enhancements
replace \n (linefeed) with \r\n (carriage return linefeed)
#1079.  avoid a soql unless the opp account has changed.
Merge dev into feature/926-health-check-enhancements
#1151.  looser match for C2 by first name and household id.
Merge pull request #1176 from SalesforceFoundation/feature/1151-Data-Importer

#1151.  looser match for C2 by first name and household id.
one more RD test that had to take into account changes based off today's date.
remove an unnecessary temp var.
Merge pull request #1173 from SalesforceFoundation/feature/926-health-check-enhancements

M28 misc fixes
Merge dev into feature/1045-ref-cumulusci