relicence under the Ruby license and the BSD 2-clause

Author: ahorek

README.md

@@ -95,5 +95,3 @@ Bug reports and pull requests are welcome on GitHub at https://github.com/ruby/d
 ## License
 
 The gem is available as open source under the terms of the [2-Clause BSD License](https://opensource.org/licenses/BSD-2-Clause).
-
-Files under ext/java (JRuby's digest) are licensed under [Eclipse Public License version 2.0](https://opensource.org/licenses/EPL-2.0), [GNU General Public License version 2](https://opensource.org/licenses/GPL-2.0), [GNU Lesser General Public License version 2.1](https://opensource.org/licenses/LGPL-2.1).

digest.gemspec

@@ -10,11 +10,7 @@ Gem::Specification.new do |spec|
   spec.summary       = %q{Provides a framework for message digest libraries.}
   spec.description   = %q{Provides a framework for message digest libraries.}
   spec.homepage      = "https://github.com/ruby/digest"
-  if Gem::Platform === spec.platform and spec.platform =~ 'java' or RUBY_ENGINE == 'jruby'
-    spec.licenses      = ["Ruby", "BSD-2-Clause", "EPL-2.0", "GPL-2.0", "LGPL-2.1"]
-  else
-    spec.licenses      = ["Ruby", "BSD-2-Clause"]
-  end
+  spec.licenses      = ["Ruby", "BSD-2-Clause"]
 
   spec.files         = [
     "LICENSE.txt", "README.md",