change basic information in TestContext
CAPI-376 add RetrieveAccount resource to PHP SDK with test
CAPI-376 add ChangePassword resource to PHP SDK with two unit tests
CAPI-376 add GetDonationsForUser resource to PHP SDK
CAI-376 add extra implementation of GetDonationsForUser that filter out by charityid
CAPI-376 add GetUserContentRatingHistory resource to PHP SDK
CAPI-376 add RateContent resource into PHP SDK
CAPI-376 add GetContentFeed resource into PHP SDK
CAPI-376 add GetInterests resource into PHP SDK
CAPI-376 add AddInterest into PHP SDK
change put function in curl wrapper, now it can return plain http status
CAPI-376 add ReplaceInterest resource to PHP SDK