Fix: has_rdoc is now deprecated

Fix #181
Gem::Specification#has_rdoc= is deprecated and ignored (defaults to true)
RDoc is now generated regardless of Gem::Specification#has_rdoc?

Author: DirtyF

classifier-reborn-jruby.gemspec

@@ -23,7 +23,6 @@ Gem::Specification.new do |s|
   s.executables      = all_files.grep(%r{^bin/}) { |f| File.basename(f) }
   s.require_paths    = ['lib']
 
-  s.has_rdoc         = true
   s.rdoc_options     = ['--charset=UTF-8']
   s.extra_rdoc_files = %w(README.markdown LICENSE)
 

classifier-reborn.gemspec

@@ -22,7 +22,6 @@ Gem::Specification.new do |s|
   s.executables      = all_files.grep(%r{^bin/}) { |f| File.basename(f) }
   s.require_paths    = ['lib']
 
-  s.has_rdoc         = true
   s.rdoc_options     = ['--charset=UTF-8']
   s.extra_rdoc_files = %w(README.markdown LICENSE)