Added ref to builderror in binding load error.
Added ref to builderror in binding load error.

Change-Id: I24917f652e120328795a8e5d7041bf2ef1e4e855
Reviewed-on: http://review.couchbase.org/36537
Reviewed-by: Matt Ingenthron <1fa2ef4755a9226cb9a0a4840bd89b158ac71391@couchbase.com>
Tested-by: Brett Lawson <c8c4369773d7d7226e031f0c4af62e3f38a08510@gmail.com>

kshmir/couchnode,GannettDigital/couchnode,kshmir/couchnode,ConnectedHomes/couchnode,Bloutiouf/couchnode,KenanSulayman/couchnode,ConnectedHomes/couchnode,jess-sheneberger/couchnode,KenanSulayman/couchnode,jess-sheneberger/couchnode,ConnectedHomes/couchnode,couchbase/couchnode,corbinu/couchnode,corbinu/couchnode,KenanSulayman/couchnode,jess-sheneberger/couchnode,brett19/couchnode,kshmir/couchnode,brett19/couchnode,Bloutiouf/couchnode,corbinu/couchnode,brett19/couchnode,jess-sheneberger/couchnode,ConnectedHomes/couchnode,couchbase/couchnode,GannettDigital/couchnode,couchbase/couchnode,actano/couchnode,actano/couchnode,GannettDigital/couchnode,actano/couchnode,couchbase/couchnode,Bloutiouf/couchnode,KenanSulayman/couchnode,Bloutiouf/couchnode