fix css for sidekiq ui
Merge pull request #1819 from seuros/ui

fix css for sidekiq ui
Add note about dupe job fix
polish
Support v3 and v4 eager load logic, #1791
Merge pull request #1830 from mperham/eager_load

Support v3 and v4 eager load logic, #1791
prep for 3.2.1 release
Merge pull request #1837 from seuros/master

Require ruby 2+
raise error if ruby 1.9.3 is detected.
allow user to specify max size of error messages

Errors can have messages that are very large. When they are raised,
redis space is rapidly depleted.

An example of this problem is an INSERT or UPDATE in ActiveRecord
with a very large blob of data. When ActiveRecord fails, it puts
the entire SQL statement into the error message.
Merge pull request #1843 from covermymeds/truncate-huge-error-messages

Allow user-specified maximum error message size
Truncate error message to 10k, #1843
Remove librelist, add ggroup and SO tag
Move copyright to contribsys
Fix race condition in retry_all, fixes #1851
Note about assignment rights
Merge pull request #1838 from seuros/fail_on_ruby1_9

Raise error if ruby 1.9.3 is detected.
Send info cmd to redis directly, fixes #1865
Sidekiq does not exit on USR1, so we shouldn't need to tell Upstart about it
[WEB UI] Add Kill button to retriable jobs, closes #1866