Add retry gem

Author: schneems

Gemfile

@@ -2,3 +2,4 @@ source "https://rubygems.org"
 
 gem "rspec"
 gem "heroku_hatchet"
+gem 'rspec-retry'

Gemfile.lock

@@ -48,6 +48,8 @@ GEM
     rspec-mocks (3.8.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
+    rspec-retry (0.6.1)
+      rspec-core (> 3.3)
     rspec-support (3.8.0)
     thor (0.20.0)
     thread_safe (0.3.6)
@@ -61,6 +63,7 @@ PLATFORMS
 DEPENDENCIES
   heroku_hatchet
   rspec
+  rspec-retry
 
 BUNDLED WITH
    1.16.2