SOLR-3855: Fix faceting on numeric fields with precisionStep < Integer.MAX_VALUE, facet.mincount=0 and facet.method=fcs.


git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/branch_4x@1449365 13f79535-47bb-0310-9956-ffa450edef68