Merge branch 'v4.2'

NEWS

@@ -11,6 +11,11 @@
 * Ruby Versioning: Drop support for 1.9.3 (EOL'ed)
 * Rails Versioning: Drop support for 4.0.0 (EOL'ed)
 
+4.2.4:
+
+* Rollback backwards incompatible change, allowing paperclip to run on
+  Ruby >= 1.9.2.
+
 4.2.3:
 
 * Fix dependency specifications (didn't work with Rails 4.1)

paperclip.gemspec

@@ -18,7 +18,7 @@ Gem::Specification.new do |s|
   s.require_paths = ["lib"]
 
   s.requirements << "ImageMagick"
-  s.required_ruby_version = ">= 2.0.0"
+  s.required_ruby_version = ">= 1.9.2"
 
   s.add_dependency('activemodel', '>= 3.2.0')
   s.add_dependency('activesupport', '>= 3.2.0')