그룹별 잔액 통계
timeline.js 충돌해결함.

Merge commit '0ff9bcb550d48ec7f83c363d50362e4e6e5aaf78'

# By subicura (10) and spearsky (1)
# Via subicura (2) and Chungsub Kim (1)
* commit '0ff9bcb550d48ec7f83c363d50362e4e6e5aaf78':
  use account_group
  add toastr to karma
  add toastr
  add toastr
  fix blink group info
  remove unnecessary ng-show
  refactoring avatarUpload directive
  co
  fix loading
  fix karma.conf.js js dependency
  first commit in items

Conflicts:
	app/scripts/controllers/app/group/timeline.js