Making default thumbnails in backend more consistent.
Closing drop-down "select from stack" after selection.
Merge branch 'master' of github.com:bolt/bolt
Tweaking magnific popup.js
Fixing an absolute path. Fixes #1784

Thanks, @gdmac!
Added simple logging for Extensions, so we can better see what's going on.
Tweaking fixing of sidebar length.
Updating generated files.
Tweaking commandrunner.
Added .error and .warning to extensions log.
Tweaking the popovers in the sidebar
Generated files.
Working on Extensions..
Tweaking Commandrunner and logging..