CRM-13294 support for api style array of ids as a param for contact_get
Add test for exising is_deceased behaviour on contact.get
CRM-13294 tweaks to comments & code readability
CRM-13294 test to see if membership.get accepts arrays for 'id' (it does - not changes made
Merge pull request #1524 from totten/master-contactget-in

CRM-13294 - Support for array style input on id for contact.get (resubmit)