fix type instanciation redis client
Merge pull request #13 from xleliberty/fix-redis-client-instanciation

fix typo instanciation redis client
should be a count of 4 for exploded ipv4 by dot
Merge pull request #15 from YanshuoH/fix-count-explode-ipv4

should be a count of 4 for exploded ipv4 by dot
Merge remote-tracking branch 'sonata-project/master'