timed_lru.gemspec in timed_lru-0.3.1 vs timed_lru.gemspec in timed_lru-0.3.2

@@ -1,13 +1,12 @@
 Gem::Specification.new do |s|
-  s.required_ruby_version = '>= 1.9.1'
-  s.required_rubygems_version = ">= 1.8.0"
+  s.required_ruby_version = '>= 2.2.0'
 
   s.name        = File.basename(__FILE__, '.gemspec')
   s.summary     = "Timed LRU"
   s.description = "Thread-safe LRU implementation with (optional) TTL and constant time operations"
-  s.version     = "0.3.1"
+  s.version     = "0.3.2"
 
   s.authors     = ["Black Square Media"]
   s.email       = "[e-mail]"
   s.homepage    = "https://github.com/bsm/timed_lru"
 
@@ -17,6 +16,7 @@
 
   s.add_development_dependency "rake"
   s.add_development_dependency "bundler"
   s.add_development_dependency "rspec"
   s.add_development_dependency "yard"
+  s.add_development_dependency "redcarpet"
 end