Removes the generic aliases which MAY clash with names of already declared by other applications
Revert "Mention that Sidekiq 3 requires Ruby 2.0 which will prevent 1.9 installs"

This reverts commit af1149a2a064e082531ee4acbc62c15a3726f656.
Merge branch 'master' of github.com:mperham/sidekiq
Revert gemfile ruby requirement
Add note about ruby 1.9
One does not buy what one does not know about
Test redis data to web dashboard stats
Select redis_version key as expected by dashboard and remove nonexistent key redis_stats
Merge pull request #1694 from dx7/master

Select redis_version key as expected by dashboard and remove nonexistent key redis_stats
[CI] allowing latest ruby version

ruby is on 2.1.2 now, but, using just 2.1 on travis it will be automatically now and in future versions
Merge pull request #1700 from lucianosousa/patch-1

[CI] allowing latest ruby version
update minitest inheritance class. avoid future deprecation
removing duplicated code
normalize conditional on retry or delete call
locking rails version on 4.1.x and minitest on 5.3.x
Merge pull request #1702 from lucianosousa/patch-2

removing duplicated code
Merge pull request #1701 from lucianosousa/minitest-update

update minitest inheritance class. avoid future deprecation
Fix build
REALLY fix build
third time's a charm