Add chain#add_before and chain#add_after to facilitate insertion into the middle of the Middleware chains.
Fix error in both new methods by changing 'klass' references to 'newklass'.
Change #add_before and #add_after to #insert_before and #insert_after
Change behavior to move an existing middleware to the requested position rather than ignoring existing middle wares.
Correct bug when deleting existing element from chain

Use #delete_if instead of #delete
Merge pull request #595 from jackrg/master

Add new middleware chain methods for insertion into the middle of the list
changes
Fix issue causing middleware chain corruption when inserting before or after

#delete_if returns the chain, not the entry deleted.  Changed to use #index followed by #delete_at.
Merge pull request #600 from jackrg/master

Fix issue with #insert_before and #insert_after
Update Dashboard summary stats with real-time graph update.
Merge pull request #605 from mperham/dashboard-stats

Update Dashboard summary stats with real-time graph update.
Real-time summary stats on Dashboard
Remove oddly named stats.rb
Refactor set size fetch
Merge branch 'master' of github.com:mperham/sidekiq
remove dupe
Add symbolize_keys core ext
Release 2.6.1
Revert "don't restart sidekiq after a deploy:restart"

This reverts commit f6d5f6864ce1312cf4c90536f8a784548aedfab9.
Add ajax beacon to dashboard.