OAK-1594: Build fails on Java 8

Make the Solr tests independent of result ordering

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1581205 13f79535-47bb-0310-9956-ffa450edef68
OAK-1594: Build fails on Java 8

Upgrade the OSGi test setup to version that works with Java 8

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1581207 13f79535-47bb-0310-9956-ffa450edef68
OAK-1594: Build fails on Java 8

Exclude the -XX:MaxPermSize setting on Java 8 to avoid the warning

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1581208 13f79535-47bb-0310-9956-ffa450edef68