db
wiki title order 
delete db file 
Wiki title order 
delete db
comment form 
comment form init
comment form init 
log4j
DB update (wiki comment)
add to wiki comment & bbs comment 
add column to we_wiki_comment table
add to wiki comment 
adjustment to log4j level.
center layer popup
center layer popup
index change
Merge remote-tracking branch 'origin/community' into community
자식 wiki 정렬 순서 로직 변경