Merge pull request #182 from gsegura/develop

fix issue with boost & ranking rules in product api rule based pages
Log encoding exception in the toString method of the BaseRequest instead of throwing the exception. Its not likely going to happen
Added unit test for custom properties
Amended message for invalid nested properties
Added original size and preferred size
Fixed merged conflicts
added redirects param for search endpoint
removed isOutofStock parameter
Fixed statsd metric names
fixed some preview commit bugs
Merge pull request #183 from naveenhooda2000/develop

Develop
Added getOutOfStock method to the SDK. The values is calculated based on availability status
Merge pull request #185 from naveenhooda2000/develop

Added getOutOfStock method to the SDK. The values is calculated based on...
Overriding stemming for "vs."
Added ability to specify the metadata fields to be returned in the response
fix broken logic to fall back search queries that returned 0 results to partial matching instead of full matching of all query terms