Added function to delete all keys matching a pattern
Added fix for issue #39.  Data sometimes is left off of long redis responses.
Revert "Added function to delete all keys matching a pattern"

This reverts commit 5747e586436bc4ab6107b04ce010db5828dab6cf.

Pulling this out so I can make a merge requeset.
Added rtrim to bulk_reply buffer empty-out
Merge pull request #40 from integrii/develop

Fix for issue #39.