Added mysql set charset UTF-8

  With this option (and changing the db table field to unicode)
  unicode messages can be queried from the database.
Corrected typo that preserved hypervm from displaying/using ipv4 pools...
IPV6 pools now filtered out when listing IPV4 pools
Merge commit 'c23c4e38f66781f7c235b7f5c2f5420b10001a92' into dev
Merge commit 'c594ad63818a052eeb43c5b5a0df535d1ecc73fe' into dev