CRM-12432 make split out the extracting of where functions from the construction of the where clause
CRM-12432 allow filters to be marked to be skipped by the where clause constructor
Remove all eval instances where eval is being used to instantiate a new object using a variable as the name
Merge pull request #695 from eileenmcnaughton/eval

CRM-7964 remove Eval instances of new $string type