Fix download protocol in OmniFocus.app Cask

Changed https to http because the former has stopped working
Update Boot2Docker 1.1.1
Merge pull request #5283 from ahbeng/suppress-hipchat-move-prompt

Suppress HipChat move to applications folder alert
Merge pull request #5285 from hanxue/boot2docker

Update Boot2Docker 1.1.1
Merge pull request #5282 from rberidon/add-karabiner

Rename KeyRemap4MacBook to Karabiner
updates for Karabiner

- `:launchctl` no longer needed
- `binary` artifacts added
- change stanza order
Renamed picturelife -> smartloader to follow new app name
Merge pull request #5265 from jeanregisser/master

Fix Picturelife app link
Update VisualVM.
MacUpdate Desktop 6.0.1
Merge pull request #5288 from ahbeng/macupdate-desktop-6.0.1

MacUpdate Desktop 6.0.1
Merge pull request #5287 from nightscape/update_visualvm

Update VisualVM.
Merge pull request #5286 from rolandwalker/karabiner_updates

updates for Karabiner
Update Soulseek to 2014.6.15
Merge pull request #5281 from federicobond/soulseek

Update Soulseek to 2014.6.15
adding a cask for the open source bible study app, eloquent
update slack to official download URL

URL was retrieved by asking via their support channel, so it should
remain good for awhile

also update appcast based on new url found in latest download
Merge pull request #5293 from kai5263499/eloquent

New cask for Eloquent application
Merge pull request #5292 from caskroom/update-slack

update slack to official download URL
sourcetree: Update to 1.9.5.1