- added surrandong parentheses for return values based on agreed guideline
 - removed redundant semicolons after a block
 - fixed curly brace position

diff is large, but the change is very trivial.  so I'm skipping explicit review.


git-svn-id: svn://bind10.isc.org/svn/bind10/trunk@2745 e5f2f494-b856-4b98-b285-d166d9295462