add class comment for dao
Merge commit 'e9cfab5111347eb7290de038b2e6284ea7a845ba' into dev
fix bug: path contains invalid param,eg:"/domain/cnnic.cn"
Merge pull request #340 from forumbyr/master

fix bug: path contains invalid param,eg:"/domain
fix checkstyle problem
Merge pull request #341 from forumbyr/master

fix checkstyle problem
fix checkstyle problem
Merge pull request #342 from forumbyr/master

fix checkstyle problem
fix bug: entity query decode error.
Merge pull request #343 from forumbyr/master

fix bug: entity query decode error.
fix bug: entity/domain/nameserver seach decode error.
Merge pull request #344 from forumbyr/master

fix bug: entity/domain/nameserver seach decode error.
Merge pull request #3 from cnnic/dev

Dev
refine dao comment
add iputil test
Merge remote-tracking branch 'origin/dev' into dev
checkstyle arrangement
fix bug: fix root uri response error.
fix unit test problem
Merge pull request #346 from forumbyr/master

fix bug