Update project ember to 1.9.0-beta.1
Update project wp-slimstat to 3.8.1
Merge pull request #2240 from jsdelivrbot/wp-slimstat/3.8.1

Update project wp-slimstat to 3.8.1
Merge pull request #2239 from jsdelivrbot/ember/1.9.0-beta.1

Update project ember to 1.9.0-beta.1