[SB-151][feature] implement method which gets top groups with all child docs in ToParentBlockJoinCollector
[SB-151][fix] Update javadoc for getTopGroupsWithAllChildDocs
Merge pull request #1 from AlekseyAleev/trunk-patched

SB-123 and cosmetics
Merge branch 'trunk-patched' of git://github.com/griddynamics/solr-fork into trunk-patched