[UIMA-2109] - switch Solr version used in Solrcas to 3.1.0
[UIMA-2109] - switch Solr version used in Solrcas to 3.1.0

git-svn-id: ec8a83d15ab020795e4a0c189adc818ca8235f01@1089375 13f79535-47bb-0310-9956-ffa450edef68

apache/uima-sandbox,apache/uima-sandbox,apache/uima-sandbox